Home / 5,265,065.70-7,897,598.55-1,478,672.10

Finding the Fourth Proportional to 5,265,065.70, 7,897,598.55 and 1,478,672.10

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Solution

The fourth proportional to 5,265,065.70, 7,897,598.55 and 1,478,672.10 is: 2,218,008.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,065.70 : 7,897,598.55 = 1,478,672.10 : x
  2. Step 2: Convert to fraction form
    5,265,065.70/7,897,598.55 = 1,478,672.10/x
  3. Step 3: Cross multiply
    5,265,065.70x = 7,897,598.55 × 1,478,672.10
  4. Step 4: Simplify right side
    5,265,065.70x = 11,677,958,632,885.46
  5. Step 5: Solve for x
    x = 11,677,958,632,885.46/5,265,065.70
  6. Step 6: Final answer
    x = 2,218,008.15

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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.