Home / 4,977,040.80-7,473,434.40-3,780,314.40

Finding the Fourth Proportional to 4,977,040.80, 7,473,434.40 and 3,780,314.40

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Solution

The fourth proportional to 4,977,040.80, 7,473,434.40 and 3,780,314.40 is: 5,676,451.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977,040.80 : 7,473,434.40 = 3,780,314.40 : x
  2. Step 2: Convert to fraction form
    4,977,040.80/7,473,434.40 = 3,780,314.40/x
  3. Step 3: Cross multiply
    4,977,040.80x = 7,473,434.40 × 3,780,314.40
  4. Step 4: Simplify right side
    4,977,040.80x = 28,251,931,679,775.36
  5. Step 5: Solve for x
    x = 28,251,931,679,775.36/4,977,040.80
  6. Step 6: Final answer
    x = 5,676,451.69

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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.