Home / 5,265,472.68-7,898,503.05-1,478,659.50

Finding the Fourth Proportional to 5,265,472.68, 7,898,503.05 and 1,478,659.50

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Solution

The fourth proportional to 5,265,472.68, 7,898,503.05 and 1,478,659.50 is: 2,218,071.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,472.68 : 7,898,503.05 = 1,478,659.50 : x
  2. Step 2: Convert to fraction form
    5,265,472.68/7,898,503.05 = 1,478,659.50/x
  3. Step 3: Cross multiply
    5,265,472.68x = 7,898,503.05 × 1,478,659.50
  4. Step 4: Simplify right side
    5,265,472.68x = 11,679,196,570,661.47
  5. Step 5: Solve for x
    x = 11,679,196,570,661.47/5,265,472.68
  6. Step 6: Final answer
    x = 2,218,071.82

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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.