Home / 1,561,013.70-2,154,862.93-949,362.93

Finding the Fourth Proportional to 1,561,013.70, 2,154,862.93 and 949,362.93

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Solution

The fourth proportional to 1,561,013.70, 2,154,862.93 and 949,362.93 is: 1,310,524.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,013.70 : 2,154,862.93 = 949,362.93 : x
  2. Step 2: Convert to fraction form
    1,561,013.70/2,154,862.93 = 949,362.93/x
  3. Step 3: Cross multiply
    1,561,013.70x = 2,154,862.93 × 949,362.93
  4. Step 4: Simplify right side
    1,561,013.70x = 2,045,746,988,385.01
  5. Step 5: Solve for x
    x = 2,045,746,988,385.01/1,561,013.70
  6. Step 6: Final answer
    x = 1,310,524.69

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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.