Home / 1,536,146.90-2,119,376.85-992,602.88

Finding the Fourth Proportional to 1,536,146.90, 2,119,376.85 and 992,602.88

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Solution

The fourth proportional to 1,536,146.90, 2,119,376.85 and 992,602.88 is: 1,369,465.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,146.90 : 2,119,376.85 = 992,602.88 : x
  2. Step 2: Convert to fraction form
    1,536,146.90/2,119,376.85 = 992,602.88/x
  3. Step 3: Cross multiply
    1,536,146.90x = 2,119,376.85 × 992,602.88
  4. Step 4: Simplify right side
    1,536,146.90x = 2,103,699,565,115.33
  5. Step 5: Solve for x
    x = 2,103,699,565,115.33/1,536,146.90
  6. Step 6: Final answer
    x = 1,369,465.10

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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.