Home / 1,608,290.32-2,219,479.20-873,275.57

Finding the Fourth Proportional to 1,608,290.32, 2,219,479.20 and 873,275.57

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Solution

The fourth proportional to 1,608,290.32, 2,219,479.20 and 873,275.57 is: 1,205,141.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,290.32 : 2,219,479.20 = 873,275.57 : x
  2. Step 2: Convert to fraction form
    1,608,290.32/2,219,479.20 = 873,275.57/x
  3. Step 3: Cross multiply
    1,608,290.32x = 2,219,479.20 × 873,275.57
  4. Step 4: Simplify right side
    1,608,290.32x = 1,938,216,966,477.78
  5. Step 5: Solve for x
    x = 1,938,216,966,477.78/1,608,290.32
  6. Step 6: Final answer
    x = 1,205,141.23

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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.