Home / 1,162,983.42-1,604,681.85-679,455.17

Finding the Fourth Proportional to 1,162,983.42, 1,604,681.85 and 679,455.17

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Solution

The fourth proportional to 1,162,983.42, 1,604,681.85 and 679,455.17 is: 937,510.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,983.42 : 1,604,681.85 = 679,455.17 : x
  2. Step 2: Convert to fraction form
    1,162,983.42/1,604,681.85 = 679,455.17/x
  3. Step 3: Cross multiply
    1,162,983.42x = 1,604,681.85 × 679,455.17
  4. Step 4: Simplify right side
    1,162,983.42x = 1,090,309,379,729.77
  5. Step 5: Solve for x
    x = 1,090,309,379,729.77/1,162,983.42
  6. Step 6: Final answer
    x = 937,510.68

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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.