Home / 1,355,784.18-2,033,688.20-344,907.21

Finding the Fourth Proportional to 1,355,784.18, 2,033,688.20 and 344,907.21

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Solution

The fourth proportional to 1,355,784.18, 2,033,688.20 and 344,907.21 is: 517,363.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,784.18 : 2,033,688.20 = 344,907.21 : x
  2. Step 2: Convert to fraction form
    1,355,784.18/2,033,688.20 = 344,907.21/x
  3. Step 3: Cross multiply
    1,355,784.18x = 2,033,688.20 × 344,907.21
  4. Step 4: Simplify right side
    1,355,784.18x = 701,433,721,347.39
  5. Step 5: Solve for x
    x = 701,433,721,347.39/1,355,784.18
  6. Step 6: Final answer
    x = 517,363.85

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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.