Home / 1,877,305.32-2,590,818.66-1,072,472.04

Finding the Fourth Proportional to 1,877,305.32, 2,590,818.66 and 1,072,472.04

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Solution

The fourth proportional to 1,877,305.32, 2,590,818.66 and 1,072,472.04 is: 1,480,089.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,305.32 : 2,590,818.66 = 1,072,472.04 : x
  2. Step 2: Convert to fraction form
    1,877,305.32/2,590,818.66 = 1,072,472.04/x
  3. Step 3: Cross multiply
    1,877,305.32x = 2,590,818.66 × 1,072,472.04
  4. Step 4: Simplify right side
    1,877,305.32x = 2,778,580,573,560.27
  5. Step 5: Solve for x
    x = 2,778,580,573,560.27/1,877,305.32
  6. Step 6: Final answer
    x = 1,480,089.86

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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.