Home / 1,878,747.24-2,591,072.03-1,307,152.92

Finding the Fourth Proportional to 1,878,747.24, 2,591,072.03 and 1,307,152.92

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Solution

The fourth proportional to 1,878,747.24, 2,591,072.03 and 1,307,152.92 is: 1,802,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,747.24 : 2,591,072.03 = 1,307,152.92 : x
  2. Step 2: Convert to fraction form
    1,878,747.24/2,591,072.03 = 1,307,152.92/x
  3. Step 3: Cross multiply
    1,878,747.24x = 2,591,072.03 × 1,307,152.92
  4. Step 4: Simplify right side
    1,878,747.24x = 3,386,927,373,212.71
  5. Step 5: Solve for x
    x = 3,386,927,373,212.71/1,878,747.24
  6. Step 6: Final answer
    x = 1,802,758.40

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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.