Home / 1,179,430.53-1,627,605.89-670,132.91

Finding the Fourth Proportional to 1,179,430.53, 1,627,605.89 and 670,132.91

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Solution

The fourth proportional to 1,179,430.53, 1,627,605.89 and 670,132.91 is: 924,778.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,430.53 : 1,627,605.89 = 670,132.91 : x
  2. Step 2: Convert to fraction form
    1,179,430.53/1,627,605.89 = 670,132.91/x
  3. Step 3: Cross multiply
    1,179,430.53x = 1,627,605.89 × 670,132.91
  4. Step 4: Simplify right side
    1,179,430.53x = 1,090,712,271,062.07
  5. Step 5: Solve for x
    x = 1,090,712,271,062.07/1,179,430.53
  6. Step 6: Final answer
    x = 924,778.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.