Home / 910,011.70-1,365,017.55-898,201.90

Finding the Fourth Proportional to 910,011.70, 1,365,017.55 and 898,201.90

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Solution

The fourth proportional to 910,011.70, 1,365,017.55 and 898,201.90 is: 1,347,302.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,011.70 : 1,365,017.55 = 898,201.90 : x
  2. Step 2: Convert to fraction form
    910,011.70/1,365,017.55 = 898,201.90/x
  3. Step 3: Cross multiply
    910,011.70x = 1,365,017.55 × 898,201.90
  4. Step 4: Simplify right side
    910,011.70x = 1,226,061,356,943.35
  5. Step 5: Solve for x
    x = 1,226,061,356,943.35/910,011.70
  6. Step 6: Final answer
    x = 1,347,302.85

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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.