Home / 1,894,999.61-2,615,366.16-1,206,451.52

Finding the Fourth Proportional to 1,894,999.61, 2,615,366.16 and 1,206,451.52

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Solution

The fourth proportional to 1,894,999.61, 2,615,366.16 and 1,206,451.52 is: 1,665,072.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894,999.61 : 2,615,366.16 = 1,206,451.52 : x
  2. Step 2: Convert to fraction form
    1,894,999.61/2,615,366.16 = 1,206,451.52/x
  3. Step 3: Cross multiply
    1,894,999.61x = 2,615,366.16 × 1,206,451.52
  4. Step 4: Simplify right side
    1,894,999.61x = 3,155,312,479,088.56
  5. Step 5: Solve for x
    x = 3,155,312,479,088.56/1,894,999.61
  6. Step 6: Final answer
    x = 1,665,072.89

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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.