Home / 2,255,917.15-3,384,075.18-636,700.42

Finding the Fourth Proportional to 2,255,917.15, 3,384,075.18 and 636,700.42

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Solution

The fourth proportional to 2,255,917.15, 3,384,075.18 and 636,700.42 is: 955,106.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255,917.15 : 3,384,075.18 = 636,700.42 : x
  2. Step 2: Convert to fraction form
    2,255,917.15/3,384,075.18 = 636,700.42/x
  3. Step 3: Cross multiply
    2,255,917.15x = 3,384,075.18 × 636,700.42
  4. Step 4: Simplify right side
    2,255,917.15x = 2,154,642,071,497.20
  5. Step 5: Solve for x
    x = 2,154,642,071,497.20/2,255,917.15
  6. Step 6: Final answer
    x = 955,106.92

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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.