Home / 2,516,655.24-3,473,070.89-1,428,890.85

Finding the Fourth Proportional to 2,516,655.24, 3,473,070.89 and 1,428,890.85

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Solution

The fourth proportional to 2,516,655.24, 3,473,070.89 and 1,428,890.85 is: 1,971,918.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516,655.24 : 3,473,070.89 = 1,428,890.85 : x
  2. Step 2: Convert to fraction form
    2,516,655.24/3,473,070.89 = 1,428,890.85/x
  3. Step 3: Cross multiply
    2,516,655.24x = 3,473,070.89 × 1,428,890.85
  4. Step 4: Simplify right side
    2,516,655.24x = 4,962,639,208,977.90
  5. Step 5: Solve for x
    x = 4,962,639,208,977.90/2,516,655.24
  6. Step 6: Final answer
    x = 1,971,918.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.