Home / 1,917,882.64-2,876,875.80-497,907.28

Finding the Fourth Proportional to 1,917,882.64, 2,876,875.80 and 497,907.28

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Solution

The fourth proportional to 1,917,882.64, 2,876,875.80 and 497,907.28 is: 746,874.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,882.64 : 2,876,875.80 = 497,907.28 : x
  2. Step 2: Convert to fraction form
    1,917,882.64/2,876,875.80 = 497,907.28/x
  3. Step 3: Cross multiply
    1,917,882.64x = 2,876,875.80 × 497,907.28
  4. Step 4: Simplify right side
    1,917,882.64x = 1,432,417,404,475.82
  5. Step 5: Solve for x
    x = 1,432,417,404,475.82/1,917,882.64
  6. Step 6: Final answer
    x = 746,874.38

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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.