Home / 1,728,393.80-2,592,590.70-1,448,457.80

Finding the Fourth Proportional to 1,728,393.80, 2,592,590.70 and 1,448,457.80

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Solution

The fourth proportional to 1,728,393.80, 2,592,590.70 and 1,448,457.80 is: 2,172,686.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,393.80 : 2,592,590.70 = 1,448,457.80 : x
  2. Step 2: Convert to fraction form
    1,728,393.80/2,592,590.70 = 1,448,457.80/x
  3. Step 3: Cross multiply
    1,728,393.80x = 2,592,590.70 × 1,448,457.80
  4. Step 4: Simplify right side
    1,728,393.80x = 3,755,258,221,622.46
  5. Step 5: Solve for x
    x = 3,755,258,221,622.46/1,728,393.80
  6. Step 6: Final answer
    x = 2,172,686.70

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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.