Home / 1,353,287.48-2,029,295.48-784,830.12

Finding the Fourth Proportional to 1,353,287.48, 2,029,295.48 and 784,830.12

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Solution

The fourth proportional to 1,353,287.48, 2,029,295.48 and 784,830.12 is: 1,176,876.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,287.48 : 2,029,295.48 = 784,830.12 : x
  2. Step 2: Convert to fraction form
    1,353,287.48/2,029,295.48 = 784,830.12/x
  3. Step 3: Cross multiply
    1,353,287.48x = 2,029,295.48 × 784,830.12
  4. Step 4: Simplify right side
    1,353,287.48x = 1,592,652,215,083.86
  5. Step 5: Solve for x
    x = 1,592,652,215,083.86/1,353,287.48
  6. Step 6: Final answer
    x = 1,176,876.49

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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.