Home / 2,516,655.74-3,473,071.58-1,428,891.35

Finding the Fourth Proportional to 2,516,655.74, 3,473,071.58 and 1,428,891.35

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Solution

The fourth proportional to 2,516,655.74, 3,473,071.58 and 1,428,891.35 is: 1,971,919.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516,655.74 : 3,473,071.58 = 1,428,891.35 : x
  2. Step 2: Convert to fraction form
    2,516,655.74/3,473,071.58 = 1,428,891.35/x
  3. Step 3: Cross multiply
    2,516,655.74x = 3,473,071.58 × 1,428,891.35
  4. Step 4: Simplify right side
    2,516,655.74x = 4,962,641,931,448.38
  5. Step 5: Solve for x
    x = 4,962,641,931,448.38/2,516,655.74
  6. Step 6: Final answer
    x = 1,971,919.26

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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.