Home / 1,152,400.12-1,590,074.82-662,275.24

Finding the Fourth Proportional to 1,152,400.12, 1,590,074.82 and 662,275.24

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Solution

The fourth proportional to 1,152,400.12, 1,590,074.82 and 662,275.24 is: 913,803.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,400.12 : 1,590,074.82 = 662,275.24 : x
  2. Step 2: Convert to fraction form
    1,152,400.12/1,590,074.82 = 662,275.24/x
  3. Step 3: Cross multiply
    1,152,400.12x = 1,590,074.82 × 662,275.24
  4. Step 4: Simplify right side
    1,152,400.12x = 1,053,067,183,033.46
  5. Step 5: Solve for x
    x = 1,053,067,183,033.46/1,152,400.12
  6. Step 6: Final answer
    x = 913,803.43

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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.