Home / 5,286,528-7,929,766.08-1,500,017.76

Finding the Fourth Proportional to 5,286,528, 7,929,766.08 and 1,500,017.76

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Solution

The fourth proportional to 5,286,528, 7,929,766.08 and 1,500,017.76 is: 2,250,019.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286,528 : 7,929,766.08 = 1,500,017.76 : x
  2. Step 2: Convert to fraction form
    5,286,528/7,929,766.08 = 1,500,017.76/x
  3. Step 3: Cross multiply
    5,286,528x = 7,929,766.08 × 1,500,017.76
  4. Step 4: Simplify right side
    5,286,528x = 11,894,789,952,645.58
  5. Step 5: Solve for x
    x = 11,894,789,952,645.58/5,286,528
  6. Step 6: Final answer
    x = 2,250,019.29

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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.