Home / 1,103,073.18-1,522,075.21-619,545.70

Finding the Fourth Proportional to 1,103,073.18, 1,522,075.21 and 619,545.70

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Solution

The fourth proportional to 1,103,073.18, 1,522,075.21 and 619,545.70 is: 854,879.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,073.18 : 1,522,075.21 = 619,545.70 : x
  2. Step 2: Convert to fraction form
    1,103,073.18/1,522,075.21 = 619,545.70/x
  3. Step 3: Cross multiply
    1,103,073.18x = 1,522,075.21 × 619,545.70
  4. Step 4: Simplify right side
    1,103,073.18x = 942,995,151,432.10
  5. Step 5: Solve for x
    x = 942,995,151,432.10/1,103,073.18
  6. Step 6: Final answer
    x = 854,879.96

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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.