Home / 918,097.70-1,377,146.55-898,414.70

Finding the Fourth Proportional to 918,097.70, 1,377,146.55 and 898,414.70

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Solution

The fourth proportional to 918,097.70, 1,377,146.55 and 898,414.70 is: 1,347,622.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,097.70 : 1,377,146.55 = 898,414.70 : x
  2. Step 2: Convert to fraction form
    918,097.70/1,377,146.55 = 898,414.70/x
  3. Step 3: Cross multiply
    918,097.70x = 1,377,146.55 × 898,414.70
  4. Step 4: Simplify right side
    918,097.70x = 1,237,248,704,574.28
  5. Step 5: Solve for x
    x = 1,237,248,704,574.28/918,097.70
  6. Step 6: Final answer
    x = 1,347,622.05

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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.