Home / 1,023,670.35-1,413,118.05-661,270.89

Finding the Fourth Proportional to 1,023,670.35, 1,413,118.05 and 661,270.89

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Solution

The fourth proportional to 1,023,670.35, 1,413,118.05 and 661,270.89 is: 912,846.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,670.35 : 1,413,118.05 = 661,270.89 : x
  2. Step 2: Convert to fraction form
    1,023,670.35/1,413,118.05 = 661,270.89/x
  3. Step 3: Cross multiply
    1,023,670.35x = 1,413,118.05 × 661,270.89
  4. Step 4: Simplify right side
    1,023,670.35x = 934,453,830,598.57
  5. Step 5: Solve for x
    x = 934,453,830,598.57/1,023,670.35
  6. Step 6: Final answer
    x = 912,846.44

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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.