Home / 1,087,573.77-1,499,681.66-679,526.55

Finding the Fourth Proportional to 1,087,573.77, 1,499,681.66 and 679,526.55

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Solution

The fourth proportional to 1,087,573.77, 1,499,681.66 and 679,526.55 is: 937,015.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,573.77 : 1,499,681.66 = 679,526.55 : x
  2. Step 2: Convert to fraction form
    1,087,573.77/1,499,681.66 = 679,526.55/x
  3. Step 3: Cross multiply
    1,087,573.77x = 1,499,681.66 × 679,526.55
  4. Step 4: Simplify right side
    1,087,573.77x = 1,019,073,501,120.44
  5. Step 5: Solve for x
    x = 1,019,073,501,120.44/1,087,573.77
  6. Step 6: Final answer
    x = 937,015.52

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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.