Home / 2,689,854.65-4,035,024.28-868,262.77

Finding the Fourth Proportional to 2,689,854.65, 4,035,024.28 and 868,262.77

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Solution

The fourth proportional to 2,689,854.65, 4,035,024.28 and 868,262.77 is: 1,302,472.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,854.65 : 4,035,024.28 = 868,262.77 : x
  2. Step 2: Convert to fraction form
    2,689,854.65/4,035,024.28 = 868,262.77/x
  3. Step 3: Cross multiply
    2,689,854.65x = 4,035,024.28 × 868,262.77
  4. Step 4: Simplify right side
    2,689,854.65x = 3,503,461,359,615.19
  5. Step 5: Solve for x
    x = 3,503,461,359,615.19/2,689,854.65
  6. Step 6: Final answer
    x = 1,302,472.37

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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.