Home / 2,791,947.34-4,186,612.86-1,172,370.16

Finding the Fourth Proportional to 2,791,947.34, 4,186,612.86 and 1,172,370.16

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Solution

The fourth proportional to 2,791,947.34, 4,186,612.86 and 1,172,370.16 is: 1,758,005.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791,947.34 : 4,186,612.86 = 1,172,370.16 : x
  2. Step 2: Convert to fraction form
    2,791,947.34/4,186,612.86 = 1,172,370.16/x
  3. Step 3: Cross multiply
    2,791,947.34x = 4,186,612.86 × 1,172,370.16
  4. Step 4: Simplify right side
    2,791,947.34x = 4,908,259,988,536.26
  5. Step 5: Solve for x
    x = 4,908,259,988,536.26/2,791,947.34
  6. Step 6: Final answer
    x = 1,758,005.93

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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.