Home / 1,406,463.80-2,109,695.70-341,498.68

Finding the Fourth Proportional to 1,406,463.80, 2,109,695.70 and 341,498.68

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Solution

The fourth proportional to 1,406,463.80, 2,109,695.70 and 341,498.68 is: 512,248.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,463.80 : 2,109,695.70 = 341,498.68 : x
  2. Step 2: Convert to fraction form
    1,406,463.80/2,109,695.70 = 341,498.68/x
  3. Step 3: Cross multiply
    1,406,463.80x = 2,109,695.70 × 341,498.68
  4. Step 4: Simplify right side
    1,406,463.80x = 720,458,303,664.63
  5. Step 5: Solve for x
    x = 720,458,303,664.63/1,406,463.80
  6. Step 6: Final answer
    x = 512,248.02

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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.