Home / 974,510.88-1,461,101.10-519,170.19

Finding the Fourth Proportional to 974,510.88, 1,461,101.10 and 519,170.19

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Solution

The fourth proportional to 974,510.88, 1,461,101.10 and 519,170.19 is: 778,400.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,510.88 : 1,461,101.10 = 519,170.19 : x
  2. Step 2: Convert to fraction form
    974,510.88/1,461,101.10 = 519,170.19/x
  3. Step 3: Cross multiply
    974,510.88x = 1,461,101.10 × 519,170.19
  4. Step 4: Simplify right side
    974,510.88x = 758,560,135,696.21
  5. Step 5: Solve for x
    x = 758,560,135,696.21/974,510.88
  6. Step 6: Final answer
    x = 778,400.89

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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.