Home / 1,137,990.72-1,707,445.08-506,472.60

Finding the Fourth Proportional to 1,137,990.72, 1,707,445.08 and 506,472.60

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Solution

The fourth proportional to 1,137,990.72, 1,707,445.08 and 506,472.60 is: 759,913.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,990.72 : 1,707,445.08 = 506,472.60 : x
  2. Step 2: Convert to fraction form
    1,137,990.72/1,707,445.08 = 506,472.60/x
  3. Step 3: Cross multiply
    1,137,990.72x = 1,707,445.08 × 506,472.60
  4. Step 4: Simplify right side
    1,137,990.72x = 864,774,149,024.81
  5. Step 5: Solve for x
    x = 864,774,149,024.81/1,137,990.72
  6. Step 6: Final answer
    x = 759,913.18

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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.