Home / 1,154,322.86-1,592,934.98-645,029.42

Finding the Fourth Proportional to 1,154,322.86, 1,592,934.98 and 645,029.42

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Solution

The fourth proportional to 1,154,322.86, 1,592,934.98 and 645,029.42 is: 890,123.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,322.86 : 1,592,934.98 = 645,029.42 : x
  2. Step 2: Convert to fraction form
    1,154,322.86/1,592,934.98 = 645,029.42/x
  3. Step 3: Cross multiply
    1,154,322.86x = 1,592,934.98 × 645,029.42
  4. Step 4: Simplify right side
    1,154,322.86x = 1,027,489,926,247.11
  5. Step 5: Solve for x
    x = 1,027,489,926,247.11/1,154,322.86
  6. Step 6: Final answer
    x = 890,123.52

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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.