Home / 1,167,375-1,610,977.50-630,831

Finding the Fourth Proportional to 1,167,375, 1,610,977.50 and 630,831

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Solution

The fourth proportional to 1,167,375, 1,610,977.50 and 630,831 is: 870,546.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,375 : 1,610,977.50 = 630,831 : x
  2. Step 2: Convert to fraction form
    1,167,375/1,610,977.50 = 630,831/x
  3. Step 3: Cross multiply
    1,167,375x = 1,610,977.50 × 630,831
  4. Step 4: Simplify right side
    1,167,375x = 1,016,254,547,302.50
  5. Step 5: Solve for x
    x = 1,016,254,547,302.50/1,167,375
  6. Step 6: Final answer
    x = 870,546.78

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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.