Home / 3,154,931.40-4,726,176.30-1,888,998.60

Finding the Fourth Proportional to 3,154,931.40, 4,726,176.30 and 1,888,998.60

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Solution

The fourth proportional to 3,154,931.40, 4,726,176.30 and 1,888,998.60 is: 2,829,773.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,931.40 : 4,726,176.30 = 1,888,998.60 : x
  2. Step 2: Convert to fraction form
    3,154,931.40/4,726,176.30 = 1,888,998.60/x
  3. Step 3: Cross multiply
    3,154,931.40x = 4,726,176.30 × 1,888,998.60
  4. Step 4: Simplify right side
    3,154,931.40x = 8,927,740,414,053.18
  5. Step 5: Solve for x
    x = 8,927,740,414,053.18/3,154,931.40
  6. Step 6: Final answer
    x = 2,829,773.23

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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.