Home / 1,238,366.70-1,857,550.05-1,114,363.80

Finding the Fourth Proportional to 1,238,366.70, 1,857,550.05 and 1,114,363.80

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Solution

The fourth proportional to 1,238,366.70, 1,857,550.05 and 1,114,363.80 is: 1,671,545.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,366.70 : 1,857,550.05 = 1,114,363.80 : x
  2. Step 2: Convert to fraction form
    1,238,366.70/1,857,550.05 = 1,114,363.80/x
  3. Step 3: Cross multiply
    1,238,366.70x = 1,857,550.05 × 1,114,363.80
  4. Step 4: Simplify right side
    1,238,366.70x = 2,069,986,532,408.19
  5. Step 5: Solve for x
    x = 2,069,986,532,408.19/1,238,366.70
  6. Step 6: Final answer
    x = 1,671,545.70

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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.