Home / 1,805,437.46-2,490,050.94-1,587,179.48

Finding the Fourth Proportional to 1,805,437.46, 2,490,050.94 and 1,587,179.48

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Solution

The fourth proportional to 1,805,437.46, 2,490,050.94 and 1,587,179.48 is: 2,189,030.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,437.46 : 2,490,050.94 = 1,587,179.48 : x
  2. Step 2: Convert to fraction form
    1,805,437.46/2,490,050.94 = 1,587,179.48/x
  3. Step 3: Cross multiply
    1,805,437.46x = 2,490,050.94 × 1,587,179.48
  4. Step 4: Simplify right side
    1,805,437.46x = 3,952,157,756,122.71
  5. Step 5: Solve for x
    x = 3,952,157,756,122.71/1,805,437.46
  6. Step 6: Final answer
    x = 2,189,030.55

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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.