Home / 910,031.70-1,365,047.55-898,221.90

Finding the Fourth Proportional to 910,031.70, 1,365,047.55 and 898,221.90

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Solution

The fourth proportional to 910,031.70, 1,365,047.55 and 898,221.90 is: 1,347,332.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,031.70 : 1,365,047.55 = 898,221.90 : x
  2. Step 2: Convert to fraction form
    910,031.70/1,365,047.55 = 898,221.90/x
  3. Step 3: Cross multiply
    910,031.70x = 1,365,047.55 × 898,221.90
  4. Step 4: Simplify right side
    910,031.70x = 1,226,115,603,951.35
  5. Step 5: Solve for x
    x = 1,226,115,603,951.35/910,031.70
  6. Step 6: Final answer
    x = 1,347,332.85

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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.