Home / 4,654,778.80-6,966,421.80-4,087,908.40

Finding the Fourth Proportional to 4,654,778.80, 6,966,421.80 and 4,087,908.40

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Solution

The fourth proportional to 4,654,778.80, 6,966,421.80 and 4,087,908.40 is: 6,118,033.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,654,778.80 : 6,966,421.80 = 4,087,908.40 : x
  2. Step 2: Convert to fraction form
    4,654,778.80/6,966,421.80 = 4,087,908.40/x
  3. Step 3: Cross multiply
    4,654,778.80x = 6,966,421.80 × 4,087,908.40
  4. Step 4: Simplify right side
    4,654,778.80x = 28,478,094,194,163.12
  5. Step 5: Solve for x
    x = 28,478,094,194,163.12/4,654,778.80
  6. Step 6: Final answer
    x = 6,118,033.84

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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.