Home / 1,790,392.61-2,685,617.40-996,718.79

Finding the Fourth Proportional to 1,790,392.61, 2,685,617.40 and 996,718.79

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Solution

The fourth proportional to 1,790,392.61, 2,685,617.40 and 996,718.79 is: 1,495,094.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,392.61 : 2,685,617.40 = 996,718.79 : x
  2. Step 2: Convert to fraction form
    1,790,392.61/2,685,617.40 = 996,718.79/x
  3. Step 3: Cross multiply
    1,790,392.61x = 2,685,617.40 × 996,718.79
  4. Step 4: Simplify right side
    1,790,392.61x = 2,676,805,325,330.95
  5. Step 5: Solve for x
    x = 2,676,805,325,330.95/1,790,392.61
  6. Step 6: Final answer
    x = 1,495,094.04

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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.