Home / 5,781,458.40-8,668,688.40-2,585,988.96

Finding the Fourth Proportional to 5,781,458.40, 8,668,688.40 and 2,585,988.96

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Solution

The fourth proportional to 5,781,458.40, 8,668,688.40 and 2,585,988.96 is: 3,877,418.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781,458.40 : 8,668,688.40 = 2,585,988.96 : x
  2. Step 2: Convert to fraction form
    5,781,458.40/8,668,688.40 = 2,585,988.96/x
  3. Step 3: Cross multiply
    5,781,458.40x = 8,668,688.40 × 2,585,988.96
  4. Step 4: Simplify right side
    5,781,458.40x = 22,417,132,500,080.07
  5. Step 5: Solve for x
    x = 22,417,132,500,080.07/5,781,458.40
  6. Step 6: Final answer
    x = 3,877,418.28

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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.