Home / 1,054,482.15-1,581,723.23-772,472.55

Finding the Fourth Proportional to 1,054,482.15, 1,581,723.23 and 772,472.55

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Solution

The fourth proportional to 1,054,482.15, 1,581,723.23 and 772,472.55 is: 1,158,708.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,482.15 : 1,581,723.23 = 772,472.55 : x
  2. Step 2: Convert to fraction form
    1,054,482.15/1,581,723.23 = 772,472.55/x
  3. Step 3: Cross multiply
    1,054,482.15x = 1,581,723.23 × 772,472.55
  4. Step 4: Simplify right side
    1,054,482.15x = 1,221,837,773,009.97
  5. Step 5: Solve for x
    x = 1,221,837,773,009.97/1,054,482.15
  6. Step 6: Final answer
    x = 1,158,708.83

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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.