Home / 2,181,482.40-3,010,417.02-1,263,836.64

Finding the Fourth Proportional to 2,181,482.40, 3,010,417.02 and 1,263,836.64

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Solution

The fourth proportional to 2,181,482.40, 3,010,417.02 and 1,263,836.64 is: 1,744,077.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,482.40 : 3,010,417.02 = 1,263,836.64 : x
  2. Step 2: Convert to fraction form
    2,181,482.40/3,010,417.02 = 1,263,836.64/x
  3. Step 3: Cross multiply
    2,181,482.40x = 3,010,417.02 × 1,263,836.64
  4. Step 4: Simplify right side
    2,181,482.40x = 3,804,675,331,555.61
  5. Step 5: Solve for x
    x = 3,804,675,331,555.61/2,181,482.40
  6. Step 6: Final answer
    x = 1,744,077.94

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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.