Home / 1,331,927.10-1,997,890.65-490,806.90

Finding the Fourth Proportional to 1,331,927.10, 1,997,890.65 and 490,806.90

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Solution

The fourth proportional to 1,331,927.10, 1,997,890.65 and 490,806.90 is: 736,210.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,927.10 : 1,997,890.65 = 490,806.90 : x
  2. Step 2: Convert to fraction form
    1,331,927.10/1,997,890.65 = 490,806.90/x
  3. Step 3: Cross multiply
    1,331,927.10x = 1,997,890.65 × 490,806.90
  4. Step 4: Simplify right side
    1,331,927.10x = 980,578,516,465.49
  5. Step 5: Solve for x
    x = 980,578,516,465.49/1,331,927.10
  6. Step 6: Final answer
    x = 736,210.35

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Similar ratio
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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.