Home / 1,501,029.48-2,071,417.92-812,701.20

Finding the Fourth Proportional to 1,501,029.48, 2,071,417.92 and 812,701.20

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Solution

The fourth proportional to 1,501,029.48, 2,071,417.92 and 812,701.20 is: 1,121,526.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,029.48 : 2,071,417.92 = 812,701.20 : x
  2. Step 2: Convert to fraction form
    1,501,029.48/2,071,417.92 = 812,701.20/x
  3. Step 3: Cross multiply
    1,501,029.48x = 2,071,417.92 × 812,701.20
  4. Step 4: Simplify right side
    1,501,029.48x = 1,683,443,829,285.50
  5. Step 5: Solve for x
    x = 1,683,443,829,285.50/1,501,029.48
  6. Step 6: Final answer
    x = 1,121,526.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.