Home / 1,717,731.80-2,576,597.70-1,087,357.40

Finding the Fourth Proportional to 1,717,731.80, 2,576,597.70 and 1,087,357.40

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Solution

The fourth proportional to 1,717,731.80, 2,576,597.70 and 1,087,357.40 is: 1,631,036.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,731.80 : 2,576,597.70 = 1,087,357.40 : x
  2. Step 2: Convert to fraction form
    1,717,731.80/2,576,597.70 = 1,087,357.40/x
  3. Step 3: Cross multiply
    1,717,731.80x = 2,576,597.70 × 1,087,357.40
  4. Step 4: Simplify right side
    1,717,731.80x = 2,801,682,575,917.98
  5. Step 5: Solve for x
    x = 2,801,682,575,917.98/1,717,731.80
  6. Step 6: Final answer
    x = 1,631,036.10

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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.