Home / 1,314,957.24-1,972,492.02-516,411.86

Finding the Fourth Proportional to 1,314,957.24, 1,972,492.02 and 516,411.86

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Solution

The fourth proportional to 1,314,957.24, 1,972,492.02 and 516,411.86 is: 774,639.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,957.24 : 1,972,492.02 = 516,411.86 : x
  2. Step 2: Convert to fraction form
    1,314,957.24/1,972,492.02 = 516,411.86/x
  3. Step 3: Cross multiply
    1,314,957.24x = 1,972,492.02 × 516,411.86
  4. Step 4: Simplify right side
    1,314,957.24x = 1,018,618,263,020.90
  5. Step 5: Solve for x
    x = 1,018,618,263,020.90/1,314,957.24
  6. Step 6: Final answer
    x = 774,639.84

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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.