Home / 1,230,230.80-1,845,346.20-1,058,988.70

Finding the Fourth Proportional to 1,230,230.80, 1,845,346.20 and 1,058,988.70

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Solution

The fourth proportional to 1,230,230.80, 1,845,346.20 and 1,058,988.70 is: 1,588,483.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,230.80 : 1,845,346.20 = 1,058,988.70 : x
  2. Step 2: Convert to fraction form
    1,230,230.80/1,845,346.20 = 1,058,988.70/x
  3. Step 3: Cross multiply
    1,230,230.80x = 1,845,346.20 × 1,058,988.70
  4. Step 4: Simplify right side
    1,230,230.80x = 1,954,200,773,387.94
  5. Step 5: Solve for x
    x = 1,954,200,773,387.94/1,230,230.80
  6. Step 6: Final answer
    x = 1,588,483.05

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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.