Home / 1,377,033.40-2,065,550.10-578,049.40

Finding the Fourth Proportional to 1,377,033.40, 2,065,550.10 and 578,049.40

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Solution

The fourth proportional to 1,377,033.40, 2,065,550.10 and 578,049.40 is: 867,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,033.40 : 2,065,550.10 = 578,049.40 : x
  2. Step 2: Convert to fraction form
    1,377,033.40/2,065,550.10 = 578,049.40/x
  3. Step 3: Cross multiply
    1,377,033.40x = 2,065,550.10 × 578,049.40
  4. Step 4: Simplify right side
    1,377,033.40x = 1,193,989,995,974.94
  5. Step 5: Solve for x
    x = 1,193,989,995,974.94/1,377,033.40
  6. Step 6: Final answer
    x = 867,074.10

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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.