Home / 1,488,685.16-2,054,431.46-844,132.20

Finding the Fourth Proportional to 1,488,685.16, 2,054,431.46 and 844,132.20

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Solution

The fourth proportional to 1,488,685.16, 2,054,431.46 and 844,132.20 is: 1,164,928.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,685.16 : 2,054,431.46 = 844,132.20 : x
  2. Step 2: Convert to fraction form
    1,488,685.16/2,054,431.46 = 844,132.20/x
  3. Step 3: Cross multiply
    1,488,685.16x = 2,054,431.46 × 844,132.20
  4. Step 4: Simplify right side
    1,488,685.16x = 1,734,211,748,079.01
  5. Step 5: Solve for x
    x = 1,734,211,748,079.01/1,488,685.16
  6. Step 6: Final answer
    x = 1,164,928.48

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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.