Home / 1,588,191.84-2,382,732.45-642,226.86

Finding the Fourth Proportional to 1,588,191.84, 2,382,732.45 and 642,226.86

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Solution

The fourth proportional to 1,588,191.84, 2,382,732.45 and 642,226.86 is: 963,520.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,191.84 : 2,382,732.45 = 642,226.86 : x
  2. Step 2: Convert to fraction form
    1,588,191.84/2,382,732.45 = 642,226.86/x
  3. Step 3: Cross multiply
    1,588,191.84x = 2,382,732.45 × 642,226.86
  4. Step 4: Simplify right side
    1,588,191.84x = 1,530,254,779,583.61
  5. Step 5: Solve for x
    x = 1,530,254,779,583.61/1,588,191.84
  6. Step 6: Final answer
    x = 963,520.11

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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.