Home / 2,005,643.31-2,767,767.40-1,087,852.74

Finding the Fourth Proportional to 2,005,643.31, 2,767,767.40 and 1,087,852.74

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Solution

The fourth proportional to 2,005,643.31, 2,767,767.40 and 1,087,852.74 is: 1,501,225.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,643.31 : 2,767,767.40 = 1,087,852.74 : x
  2. Step 2: Convert to fraction form
    2,005,643.31/2,767,767.40 = 1,087,852.74/x
  3. Step 3: Cross multiply
    2,005,643.31x = 2,767,767.40 × 1,087,852.74
  4. Step 4: Simplify right side
    2,005,643.31x = 3,010,923,349,772.68
  5. Step 5: Solve for x
    x = 3,010,923,349,772.68/2,005,643.31
  6. Step 6: Final answer
    x = 1,501,225.73

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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.