Home / 1,121,488.32-1,682,256.36-401,876.96

Finding the Fourth Proportional to 1,121,488.32, 1,682,256.36 and 401,876.96

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Solution

The fourth proportional to 1,121,488.32, 1,682,256.36 and 401,876.96 is: 602,824.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,488.32 : 1,682,256.36 = 401,876.96 : x
  2. Step 2: Convert to fraction form
    1,121,488.32/1,682,256.36 = 401,876.96/x
  3. Step 3: Cross multiply
    1,121,488.32x = 1,682,256.36 × 401,876.96
  4. Step 4: Simplify right side
    1,121,488.32x = 676,060,071,897.47
  5. Step 5: Solve for x
    x = 676,060,071,897.47/1,121,488.32
  6. Step 6: Final answer
    x = 602,824.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.