Home / 1,155,170.60-1,731,242.70-554,937.51

Finding the Fourth Proportional to 1,155,170.60, 1,731,242.70 and 554,937.51

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Solution

The fourth proportional to 1,155,170.60, 1,731,242.70 and 554,937.51 is: 831,679.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,170.60 : 1,731,242.70 = 554,937.51 : x
  2. Step 2: Convert to fraction form
    1,155,170.60/1,731,242.70 = 554,937.51/x
  3. Step 3: Cross multiply
    1,155,170.60x = 1,731,242.70 × 554,937.51
  4. Step 4: Simplify right side
    1,155,170.60x = 960,731,513,143.68
  5. Step 5: Solve for x
    x = 960,731,513,143.68/1,155,170.60
  6. Step 6: Final answer
    x = 831,679.34

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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.