Home / 3,187,087.69-4,779,225.02-912,094.10

Finding the Fourth Proportional to 3,187,087.69, 4,779,225.02 and 912,094.10

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Solution

The fourth proportional to 3,187,087.69, 4,779,225.02 and 912,094.10 is: 1,367,738.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,087.69 : 4,779,225.02 = 912,094.10 : x
  2. Step 2: Convert to fraction form
    3,187,087.69/4,779,225.02 = 912,094.10/x
  3. Step 3: Cross multiply
    3,187,087.69x = 4,779,225.02 × 912,094.10
  4. Step 4: Simplify right side
    3,187,087.69x = 4,359,102,914,857.79
  5. Step 5: Solve for x
    x = 4,359,102,914,857.79/3,187,087.69
  6. Step 6: Final answer
    x = 1,367,738.62

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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.