Home / 1,406,471.54-2,109,707.32-341,506.44

Finding the Fourth Proportional to 1,406,471.54, 2,109,707.32 and 341,506.44

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Solution

The fourth proportional to 1,406,471.54, 2,109,707.32 and 341,506.44 is: 512,259.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,471.54 : 2,109,707.32 = 341,506.44 : x
  2. Step 2: Convert to fraction form
    1,406,471.54/2,109,707.32 = 341,506.44/x
  3. Step 3: Cross multiply
    1,406,471.54x = 2,109,707.32 × 341,506.44
  4. Step 4: Simplify right side
    1,406,471.54x = 720,478,636,295.14
  5. Step 5: Solve for x
    x = 720,478,636,295.14/1,406,471.54
  6. Step 6: Final answer
    x = 512,259.66

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.