Home / 1,316,264.16-1,816,450.20-712,652.16

Finding the Fourth Proportional to 1,316,264.16, 1,816,450.20 and 712,652.16

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Solution

The fourth proportional to 1,316,264.16, 1,816,450.20 and 712,652.16 is: 983,463.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,264.16 : 1,816,450.20 = 712,652.16 : x
  2. Step 2: Convert to fraction form
    1,316,264.16/1,816,450.20 = 712,652.16/x
  3. Step 3: Cross multiply
    1,316,264.16x = 1,816,450.20 × 712,652.16
  4. Step 4: Simplify right side
    1,316,264.16x = 1,294,497,158,562.43
  5. Step 5: Solve for x
    x = 1,294,497,158,562.43/1,316,264.16
  6. Step 6: Final answer
    x = 983,463.04

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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.