Home / 1,145,561.30-1,580,699.06-662,033.16

Finding the Fourth Proportional to 1,145,561.30, 1,580,699.06 and 662,033.16

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Solution

The fourth proportional to 1,145,561.30, 1,580,699.06 and 662,033.16 is: 913,504.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,561.30 : 1,580,699.06 = 662,033.16 : x
  2. Step 2: Convert to fraction form
    1,145,561.30/1,580,699.06 = 662,033.16/x
  3. Step 3: Cross multiply
    1,145,561.30x = 1,580,699.06 × 662,033.16
  4. Step 4: Simplify right side
    1,145,561.30x = 1,046,475,193,700.83
  5. Step 5: Solve for x
    x = 1,046,475,193,700.83/1,145,561.30
  6. Step 6: Final answer
    x = 913,504.32

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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.