Home / 4,685,888.76-7,031,199.02-2,125,471.83

Finding the Fourth Proportional to 4,685,888.76, 7,031,199.02 and 2,125,471.83

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Solution

The fourth proportional to 4,685,888.76, 7,031,199.02 and 2,125,471.83 is: 3,189,280.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685,888.76 : 7,031,199.02 = 2,125,471.83 : x
  2. Step 2: Convert to fraction form
    4,685,888.76/7,031,199.02 = 2,125,471.83/x
  3. Step 3: Cross multiply
    4,685,888.76x = 7,031,199.02 × 2,125,471.83
  4. Step 4: Simplify right side
    4,685,888.76x = 14,944,615,437,506.25
  5. Step 5: Solve for x
    x = 14,944,615,437,506.25/4,685,888.76
  6. Step 6: Final answer
    x = 3,189,280.88

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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.