Home / 1,971,177.04-2,957,085.06-772,449.40

Finding the Fourth Proportional to 1,971,177.04, 2,957,085.06 and 772,449.40

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Solution

The fourth proportional to 1,971,177.04, 2,957,085.06 and 772,449.40 is: 1,158,799.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,177.04 : 2,957,085.06 = 772,449.40 : x
  2. Step 2: Convert to fraction form
    1,971,177.04/2,957,085.06 = 772,449.40/x
  3. Step 3: Cross multiply
    1,971,177.04x = 2,957,085.06 × 772,449.40
  4. Step 4: Simplify right side
    1,971,177.04x = 2,284,198,580,345.96
  5. Step 5: Solve for x
    x = 2,284,198,580,345.96/1,971,177.04
  6. Step 6: Final answer
    x = 1,158,799.30

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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.