Home / 1,925,489.60-2,894,455.20-1,776,190.40

Finding the Fourth Proportional to 1,925,489.60, 2,894,455.20 and 1,776,190.40

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Solution

The fourth proportional to 1,925,489.60, 2,894,455.20 and 1,776,190.40 is: 2,670,024.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,489.60 : 2,894,455.20 = 1,776,190.40 : x
  2. Step 2: Convert to fraction form
    1,925,489.60/2,894,455.20 = 1,776,190.40/x
  3. Step 3: Cross multiply
    1,925,489.60x = 2,894,455.20 × 1,776,190.40
  4. Step 4: Simplify right side
    1,925,489.60x = 5,141,103,539,470.08
  5. Step 5: Solve for x
    x = 5,141,103,539,470.08/1,925,489.60
  6. Step 6: Final answer
    x = 2,670,024.05

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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.