Home / 2,156,360.02-2,976,733.36-1,392,785.98

Finding the Fourth Proportional to 2,156,360.02, 2,976,733.36 and 1,392,785.98

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Solution

The fourth proportional to 2,156,360.02, 2,976,733.36 and 1,392,785.98 is: 1,922,662.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,360.02 : 2,976,733.36 = 1,392,785.98 : x
  2. Step 2: Convert to fraction form
    2,156,360.02/2,976,733.36 = 1,392,785.98/x
  3. Step 3: Cross multiply
    2,156,360.02x = 2,976,733.36 × 1,392,785.98
  4. Step 4: Simplify right side
    2,156,360.02x = 4,145,952,490,006.29
  5. Step 5: Solve for x
    x = 4,145,952,490,006.29/2,156,360.02
  6. Step 6: Final answer
    x = 1,922,662.47

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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.