Home / 1,888,656.39-2,833,937.28-929,071.80

Finding the Fourth Proportional to 1,888,656.39, 2,833,937.28 and 929,071.80

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Solution

The fourth proportional to 1,888,656.39, 2,833,937.28 and 929,071.80 is: 1,394,076.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,656.39 : 2,833,937.28 = 929,071.80 : x
  2. Step 2: Convert to fraction form
    1,888,656.39/2,833,937.28 = 929,071.80/x
  3. Step 3: Cross multiply
    1,888,656.39x = 2,833,937.28 × 929,071.80
  4. Step 4: Simplify right side
    1,888,656.39x = 2,632,931,209,816.70
  5. Step 5: Solve for x
    x = 2,632,931,209,816.70/1,888,656.39
  6. Step 6: Final answer
    x = 1,394,076.35

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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.