Home / 1,136,301.79-1,704,723.32-426,335.98

Finding the Fourth Proportional to 1,136,301.79, 1,704,723.32 and 426,335.98

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Solution

The fourth proportional to 1,136,301.79, 1,704,723.32 and 426,335.98 is: 639,605.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,301.79 : 1,704,723.32 = 426,335.98 : x
  2. Step 2: Convert to fraction form
    1,136,301.79/1,704,723.32 = 426,335.98/x
  3. Step 3: Cross multiply
    1,136,301.79x = 1,704,723.32 × 426,335.98
  4. Step 4: Simplify right side
    1,136,301.79x = 726,784,887,261.05
  5. Step 5: Solve for x
    x = 726,784,887,261.05/1,136,301.79
  6. Step 6: Final answer
    x = 639,605.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.