Home / 1,156,794.16-1,596,073.26-666,643.72

Finding the Fourth Proportional to 1,156,794.16, 1,596,073.26 and 666,643.72

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Solution

The fourth proportional to 1,156,794.16, 1,596,073.26 and 666,643.72 is: 919,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,794.16 : 1,596,073.26 = 666,643.72 : x
  2. Step 2: Convert to fraction form
    1,156,794.16/1,596,073.26 = 666,643.72/x
  3. Step 3: Cross multiply
    1,156,794.16x = 1,596,073.26 × 666,643.72
  4. Step 4: Simplify right side
    1,156,794.16x = 1,064,012,215,438.93
  5. Step 5: Solve for x
    x = 1,064,012,215,438.93/1,156,794.16
  6. Step 6: Final answer
    x = 919,793.90

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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.