Home / 1,247,466.76-1,871,402.10-488,897

Finding the Fourth Proportional to 1,247,466.76, 1,871,402.10 and 488,897

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Solution

The fourth proportional to 1,247,466.76, 1,871,402.10 and 488,897 is: 733,424.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,466.76 : 1,871,402.10 = 488,897 : x
  2. Step 2: Convert to fraction form
    1,247,466.76/1,871,402.10 = 488,897/x
  3. Step 3: Cross multiply
    1,247,466.76x = 1,871,402.10 × 488,897
  4. Step 4: Simplify right side
    1,247,466.76x = 914,922,872,483.70
  5. Step 5: Solve for x
    x = 914,922,872,483.70/1,247,466.76
  6. Step 6: Final answer
    x = 733,424.65

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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.