Home / 1,478,477.70-2,218,649.34-579,895.44

Finding the Fourth Proportional to 1,478,477.70, 2,218,649.34 and 579,895.44

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Solution

The fourth proportional to 1,478,477.70, 2,218,649.34 and 579,895.44 is: 870,209.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,477.70 : 2,218,649.34 = 579,895.44 : x
  2. Step 2: Convert to fraction form
    1,478,477.70/2,218,649.34 = 579,895.44/x
  3. Step 3: Cross multiply
    1,478,477.70x = 2,218,649.34 × 579,895.44
  4. Step 4: Simplify right side
    1,478,477.70x = 1,286,584,635,225.01
  5. Step 5: Solve for x
    x = 1,286,584,635,225.01/1,478,477.70
  6. Step 6: Final answer
    x = 870,209.02

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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.