Home / 1,487,682.16-2,053,990.02-1,142,904.04

Finding the Fourth Proportional to 1,487,682.16, 2,053,990.02 and 1,142,904.04

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Solution

The fourth proportional to 1,487,682.16, 2,053,990.02 and 1,142,904.04 is: 1,577,967.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,682.16 : 2,053,990.02 = 1,142,904.04 : x
  2. Step 2: Convert to fraction form
    1,487,682.16/2,053,990.02 = 1,142,904.04/x
  3. Step 3: Cross multiply
    1,487,682.16x = 2,053,990.02 × 1,142,904.04
  4. Step 4: Simplify right side
    1,487,682.16x = 2,347,513,491,977.68
  5. Step 5: Solve for x
    x = 2,347,513,491,977.68/1,487,682.16
  6. Step 6: Final answer
    x = 1,577,967.09

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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.