Home / 1,560,540-2,153,545.20-845,148

Finding the Fourth Proportional to 1,560,540, 2,153,545.20 and 845,148

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Solution

The fourth proportional to 1,560,540, 2,153,545.20 and 845,148 is: 1,166,304.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,540 : 2,153,545.20 = 845,148 : x
  2. Step 2: Convert to fraction form
    1,560,540/2,153,545.20 = 845,148/x
  3. Step 3: Cross multiply
    1,560,540x = 2,153,545.20 × 845,148
  4. Step 4: Simplify right side
    1,560,540x = 1,820,064,418,689.60
  5. Step 5: Solve for x
    x = 1,820,064,418,689.60/1,560,540
  6. Step 6: Final answer
    x = 1,166,304.24

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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.