Home / 1,457,363.70-2,186,045.55-459,962.10

Finding the Fourth Proportional to 1,457,363.70, 2,186,045.55 and 459,962.10

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Solution

The fourth proportional to 1,457,363.70, 2,186,045.55 and 459,962.10 is: 689,943.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,363.70 : 2,186,045.55 = 459,962.10 : x
  2. Step 2: Convert to fraction form
    1,457,363.70/2,186,045.55 = 459,962.10/x
  3. Step 3: Cross multiply
    1,457,363.70x = 2,186,045.55 × 459,962.10
  4. Step 4: Simplify right side
    1,457,363.70x = 1,005,498,101,873.65
  5. Step 5: Solve for x
    x = 1,005,498,101,873.65/1,457,363.70
  6. Step 6: Final answer
    x = 689,943.15

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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.