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Finding the Fourth Proportional to 1,167,373, 1,610,974.74 and 630,829

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Solution

The fourth proportional to 1,167,373, 1,610,974.74 and 630,829 is: 870,544.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,373 : 1,610,974.74 = 630,829 : x
  2. Step 2: Convert to fraction form
    1,167,373/1,610,974.74 = 630,829/x
  3. Step 3: Cross multiply
    1,167,373x = 1,610,974.74 × 630,829
  4. Step 4: Simplify right side
    1,167,373x = 1,016,249,584,259.46
  5. Step 5: Solve for x
    x = 1,016,249,584,259.46/1,167,373
  6. Step 6: Final answer
    x = 870,544.02

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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.