Home / 1,492,439.31-2,059,573.20-847,894.87

Finding the Fourth Proportional to 1,492,439.31, 2,059,573.20 and 847,894.87

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Solution

The fourth proportional to 1,492,439.31, 2,059,573.20 and 847,894.87 is: 1,170,098.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,439.31 : 2,059,573.20 = 847,894.87 : x
  2. Step 2: Convert to fraction form
    1,492,439.31/2,059,573.20 = 847,894.87/x
  3. Step 3: Cross multiply
    1,492,439.31x = 2,059,573.20 × 847,894.87
  4. Step 4: Simplify right side
    1,492,439.31x = 1,746,301,550,064.34
  5. Step 5: Solve for x
    x = 1,746,301,550,064.34/1,492,439.31
  6. Step 6: Final answer
    x = 1,170,098.87

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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.