Home / 2,772,029.40-4,158,044.10-1,256,438.40

Finding the Fourth Proportional to 2,772,029.40, 4,158,044.10 and 1,256,438.40

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Solution

The fourth proportional to 2,772,029.40, 4,158,044.10 and 1,256,438.40 is: 1,884,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,029.40 : 4,158,044.10 = 1,256,438.40 : x
  2. Step 2: Convert to fraction form
    2,772,029.40/4,158,044.10 = 1,256,438.40/x
  3. Step 3: Cross multiply
    2,772,029.40x = 4,158,044.10 × 1,256,438.40
  4. Step 4: Simplify right side
    2,772,029.40x = 5,224,326,276,133.44
  5. Step 5: Solve for x
    x = 5,224,326,276,133.44/2,772,029.40
  6. Step 6: Final answer
    x = 1,884,657.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.