Home / 1,053,045.87-1,578,299.88-483,641.29

Finding the Fourth Proportional to 1,053,045.87, 1,578,299.88 and 483,641.29

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Solution

The fourth proportional to 1,053,045.87, 1,578,299.88 and 483,641.29 is: 724,879.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,045.87 : 1,578,299.88 = 483,641.29 : x
  2. Step 2: Convert to fraction form
    1,053,045.87/1,578,299.88 = 483,641.29/x
  3. Step 3: Cross multiply
    1,053,045.87x = 1,578,299.88 × 483,641.29
  4. Step 4: Simplify right side
    1,053,045.87x = 763,330,989,970.05
  5. Step 5: Solve for x
    x = 763,330,989,970.05/1,053,045.87
  6. Step 6: Final answer
    x = 724,879.15

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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.