Home / 2,087,007.03-3,130,357.44-666,681.75

Finding the Fourth Proportional to 2,087,007.03, 3,130,357.44 and 666,681.75

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Solution

The fourth proportional to 2,087,007.03, 3,130,357.44 and 666,681.75 is: 999,973.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,007.03 : 3,130,357.44 = 666,681.75 : x
  2. Step 2: Convert to fraction form
    2,087,007.03/3,130,357.44 = 666,681.75/x
  3. Step 3: Cross multiply
    2,087,007.03x = 3,130,357.44 × 666,681.75
  4. Step 4: Simplify right side
    2,087,007.03x = 2,086,952,176,224.72
  5. Step 5: Solve for x
    x = 2,086,952,176,224.72/2,087,007.03
  6. Step 6: Final answer
    x = 999,973.72

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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.