Home / 1,264,990.16-1,745,680.20-692,019.92

Finding the Fourth Proportional to 1,264,990.16, 1,745,680.20 and 692,019.92

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Solution

The fourth proportional to 1,264,990.16, 1,745,680.20 and 692,019.92 is: 954,984.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,990.16 : 1,745,680.20 = 692,019.92 : x
  2. Step 2: Convert to fraction form
    1,264,990.16/1,745,680.20 = 692,019.92/x
  3. Step 3: Cross multiply
    1,264,990.16x = 1,745,680.20 × 692,019.92
  4. Step 4: Simplify right side
    1,264,990.16x = 1,208,045,472,349.58
  5. Step 5: Solve for x
    x = 1,208,045,472,349.58/1,264,990.16
  6. Step 6: Final answer
    x = 954,984.09

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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.