Home / 1,054,545.36-1,581,891.21-423,459.24

Finding the Fourth Proportional to 1,054,545.36, 1,581,891.21 and 423,459.24

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Solution

The fourth proportional to 1,054,545.36, 1,581,891.21 and 423,459.24 is: 635,218.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,545.36 : 1,581,891.21 = 423,459.24 : x
  2. Step 2: Convert to fraction form
    1,054,545.36/1,581,891.21 = 423,459.24/x
  3. Step 3: Cross multiply
    1,054,545.36x = 1,581,891.21 × 423,459.24
  4. Step 4: Simplify right side
    1,054,545.36x = 669,866,449,549.28
  5. Step 5: Solve for x
    x = 669,866,449,549.28/1,054,545.36
  6. Step 6: Final answer
    x = 635,218.24

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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.