Home / 1,434,023.12-2,152,363.90-724,549.80

Finding the Fourth Proportional to 1,434,023.12, 2,152,363.90 and 724,549.80

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Solution

The fourth proportional to 1,434,023.12, 2,152,363.90 and 724,549.80 is: 1,087,496.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,023.12 : 2,152,363.90 = 724,549.80 : x
  2. Step 2: Convert to fraction form
    1,434,023.12/2,152,363.90 = 724,549.80/x
  3. Step 3: Cross multiply
    1,434,023.12x = 2,152,363.90 × 724,549.80
  4. Step 4: Simplify right side
    1,434,023.12x = 1,559,494,833,272.22
  5. Step 5: Solve for x
    x = 1,559,494,833,272.22/1,434,023.12
  6. Step 6: Final answer
    x = 1,087,496.30

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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.