Home / 2,631,138.75-3,935,306.57-1,549,073.12

Finding the Fourth Proportional to 2,631,138.75, 3,935,306.57 and 1,549,073.12

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Solution

The fourth proportional to 2,631,138.75, 3,935,306.57 and 1,549,073.12 is: 2,316,897.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,138.75 : 3,935,306.57 = 1,549,073.12 : x
  2. Step 2: Convert to fraction form
    2,631,138.75/3,935,306.57 = 1,549,073.12/x
  3. Step 3: Cross multiply
    2,631,138.75x = 3,935,306.57 × 1,549,073.12
  4. Step 4: Simplify right side
    2,631,138.75x = 6,096,077,599,124.50
  5. Step 5: Solve for x
    x = 6,096,077,599,124.50/2,631,138.75
  6. Step 6: Final answer
    x = 2,316,897.05

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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.