Home / 1,163,018.92-1,604,730.90-679,490.68

Finding the Fourth Proportional to 1,163,018.92, 1,604,730.90 and 679,490.68

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Solution

The fourth proportional to 1,163,018.92, 1,604,730.90 and 679,490.68 is: 937,559.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,018.92 : 1,604,730.90 = 679,490.68 : x
  2. Step 2: Convert to fraction form
    1,163,018.92/1,604,730.90 = 679,490.68/x
  3. Step 3: Cross multiply
    1,163,018.92x = 1,604,730.90 × 679,490.68
  4. Step 4: Simplify right side
    1,163,018.92x = 1,090,399,690,458.01
  5. Step 5: Solve for x
    x = 1,090,399,690,458.01/1,163,018.92
  6. Step 6: Final answer
    x = 937,559.72

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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.