Home / 1,717,713.80-2,576,570.70-1,087,339.40

Finding the Fourth Proportional to 1,717,713.80, 2,576,570.70 and 1,087,339.40

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Solution

The fourth proportional to 1,717,713.80, 2,576,570.70 and 1,087,339.40 is: 1,631,009.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,713.80 : 2,576,570.70 = 1,087,339.40 : x
  2. Step 2: Convert to fraction form
    1,717,713.80/2,576,570.70 = 1,087,339.40/x
  3. Step 3: Cross multiply
    1,717,713.80x = 2,576,570.70 × 1,087,339.40
  4. Step 4: Simplify right side
    1,717,713.80x = 2,801,606,838,995.58
  5. Step 5: Solve for x
    x = 2,801,606,838,995.58/1,717,713.80
  6. Step 6: Final answer
    x = 1,631,009.10

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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.