Home / 5,306,938.07-7,960,363.36-1,520,424.59

Finding the Fourth Proportional to 5,306,938.07, 7,960,363.36 and 1,520,424.59

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Solution

The fourth proportional to 5,306,938.07, 7,960,363.36 and 1,520,424.59 is: 2,280,624.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306,938.07 : 7,960,363.36 = 1,520,424.59 : x
  2. Step 2: Convert to fraction form
    5,306,938.07/7,960,363.36 = 1,520,424.59/x
  3. Step 3: Cross multiply
    5,306,938.07x = 7,960,363.36 × 1,520,424.59
  4. Step 4: Simplify right side
    5,306,938.07x = 12,103,132,190,276.90
  5. Step 5: Solve for x
    x = 12,103,132,190,276.90/5,306,938.07
  6. Step 6: Final answer
    x = 2,280,624.35

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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.