Home / 1,754,718.40-2,421,519.12-949,902.40

Finding the Fourth Proportional to 1,754,718.40, 2,421,519.12 and 949,902.40

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Solution

The fourth proportional to 1,754,718.40, 2,421,519.12 and 949,902.40 is: 1,310,869.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,718.40 : 2,421,519.12 = 949,902.40 : x
  2. Step 2: Convert to fraction form
    1,754,718.40/2,421,519.12 = 949,902.40/x
  3. Step 3: Cross multiply
    1,754,718.40x = 2,421,519.12 × 949,902.40
  4. Step 4: Simplify right side
    1,754,718.40x = 2,300,206,823,733.89
  5. Step 5: Solve for x
    x = 2,300,206,823,733.89/1,754,718.40
  6. Step 6: Final answer
    x = 1,310,869.50

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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.