Home / 2,875,931.60-4,312,342.20-1,193,205.20

Finding the Fourth Proportional to 2,875,931.60, 4,312,342.20 and 1,193,205.20

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Solution

The fourth proportional to 2,875,931.60, 4,312,342.20 and 1,193,205.20 is: 1,789,162.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,931.60 : 4,312,342.20 = 1,193,205.20 : x
  2. Step 2: Convert to fraction form
    2,875,931.60/4,312,342.20 = 1,193,205.20/x
  3. Step 3: Cross multiply
    2,875,931.60x = 4,312,342.20 × 1,193,205.20
  4. Step 4: Simplify right side
    2,875,931.60x = 5,145,509,137,219.44
  5. Step 5: Solve for x
    x = 5,145,509,137,219.44/2,875,931.60
  6. Step 6: Final answer
    x = 1,789,162.56

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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.