Home / 974,042.40-1,461,063.60-868,288.80

Finding the Fourth Proportional to 974,042.40, 1,461,063.60 and 868,288.80

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Solution

The fourth proportional to 974,042.40, 1,461,063.60 and 868,288.80 is: 1,302,433.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,042.40 : 1,461,063.60 = 868,288.80 : x
  2. Step 2: Convert to fraction form
    974,042.40/1,461,063.60 = 868,288.80/x
  3. Step 3: Cross multiply
    974,042.40x = 1,461,063.60 × 868,288.80
  4. Step 4: Simplify right side
    974,042.40x = 1,268,625,159,967.68
  5. Step 5: Solve for x
    x = 1,268,625,159,967.68/974,042.40
  6. Step 6: Final answer
    x = 1,302,433.20

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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.