Home / 910,003.70-1,365,005.55-898,193.90

Finding the Fourth Proportional to 910,003.70, 1,365,005.55 and 898,193.90

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Solution

The fourth proportional to 910,003.70, 1,365,005.55 and 898,193.90 is: 1,347,290.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,003.70 : 1,365,005.55 = 898,193.90 : x
  2. Step 2: Convert to fraction form
    910,003.70/1,365,005.55 = 898,193.90/x
  3. Step 3: Cross multiply
    910,003.70x = 1,365,005.55 × 898,193.90
  4. Step 4: Simplify right side
    910,003.70x = 1,226,039,658,476.15
  5. Step 5: Solve for x
    x = 1,226,039,658,476.15/910,003.70
  6. Step 6: Final answer
    x = 1,347,290.85

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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.