Home / 1,199,711.74-1,646,789.50-1,060,700.55

Finding the Fourth Proportional to 1,199,711.74, 1,646,789.50 and 1,060,700.55

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Solution

The fourth proportional to 1,199,711.74, 1,646,789.50 and 1,060,700.55 is: 1,455,975.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,711.74 : 1,646,789.50 = 1,060,700.55 : x
  2. Step 2: Convert to fraction form
    1,199,711.74/1,646,789.50 = 1,060,700.55/x
  3. Step 3: Cross multiply
    1,199,711.74x = 1,646,789.50 × 1,060,700.55
  4. Step 4: Simplify right side
    1,199,711.74x = 1,746,750,528,384.23
  5. Step 5: Solve for x
    x = 1,746,750,528,384.23/1,199,711.74
  6. Step 6: Final answer
    x = 1,455,975.19

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.