Home / 1,156,064.40-1,734,096.60-918,118.80

Finding the Fourth Proportional to 1,156,064.40, 1,734,096.60 and 918,118.80

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Solution

The fourth proportional to 1,156,064.40, 1,734,096.60 and 918,118.80 is: 1,377,178.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,064.40 : 1,734,096.60 = 918,118.80 : x
  2. Step 2: Convert to fraction form
    1,156,064.40/1,734,096.60 = 918,118.80/x
  3. Step 3: Cross multiply
    1,156,064.40x = 1,734,096.60 × 918,118.80
  4. Step 4: Simplify right side
    1,156,064.40x = 1,592,106,689,476.08
  5. Step 5: Solve for x
    x = 1,592,106,689,476.08/1,156,064.40
  6. Step 6: Final answer
    x = 1,377,178.20

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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.