Home / 1,050,526.47-1,577,206.45-672,185.73

Finding the Fourth Proportional to 1,050,526.47, 1,577,206.45 and 672,185.73

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Solution

The fourth proportional to 1,050,526.47, 1,577,206.45 and 672,185.73 is: 1,009,185.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,526.47 : 1,577,206.45 = 672,185.73 : x
  2. Step 2: Convert to fraction form
    1,050,526.47/1,577,206.45 = 672,185.73/x
  3. Step 3: Cross multiply
    1,050,526.47x = 1,577,206.45 × 672,185.73
  4. Step 4: Simplify right side
    1,050,526.47x = 1,060,175,675,708.71
  5. Step 5: Solve for x
    x = 1,060,175,675,708.71/1,050,526.47
  6. Step 6: Final answer
    x = 1,009,185.11

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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.