Home / 1,412,326.32-1,949,019.48-767,752.08

Finding the Fourth Proportional to 1,412,326.32, 1,949,019.48 and 767,752.08

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Solution

The fourth proportional to 1,412,326.32, 1,949,019.48 and 767,752.08 is: 1,059,502.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,326.32 : 1,949,019.48 = 767,752.08 : x
  2. Step 2: Convert to fraction form
    1,412,326.32/1,949,019.48 = 767,752.08/x
  3. Step 3: Cross multiply
    1,412,326.32x = 1,949,019.48 × 767,752.08
  4. Step 4: Simplify right side
    1,412,326.32x = 1,496,363,759,730.52
  5. Step 5: Solve for x
    x = 1,496,363,759,730.52/1,412,326.32
  6. Step 6: Final answer
    x = 1,059,502.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.