Home / 1,986,011.12-2,740,614.65-1,126,552.93

Finding the Fourth Proportional to 1,986,011.12, 2,740,614.65 and 1,126,552.93

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Solution

The fourth proportional to 1,986,011.12, 2,740,614.65 and 1,126,552.93 is: 1,554,597.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,011.12 : 2,740,614.65 = 1,126,552.93 : x
  2. Step 2: Convert to fraction form
    1,986,011.12/2,740,614.65 = 1,126,552.93/x
  3. Step 3: Cross multiply
    1,986,011.12x = 2,740,614.65 × 1,126,552.93
  4. Step 4: Simplify right side
    1,986,011.12x = 3,087,447,455,698.70
  5. Step 5: Solve for x
    x = 3,087,447,455,698.70/1,986,011.12
  6. Step 6: Final answer
    x = 1,554,597.26

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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.