Home / 2,257,484.50-3,114,441.77-1,290,095.81

Finding the Fourth Proportional to 2,257,484.50, 3,114,441.77 and 1,290,095.81

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Solution

The fourth proportional to 2,257,484.50, 3,114,441.77 and 1,290,095.81 is: 1,779,825.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,484.50 : 3,114,441.77 = 1,290,095.81 : x
  2. Step 2: Convert to fraction form
    2,257,484.50/3,114,441.77 = 1,290,095.81/x
  3. Step 3: Cross multiply
    2,257,484.50x = 3,114,441.77 × 1,290,095.81
  4. Step 4: Simplify right side
    2,257,484.50x = 4,017,928,278,507.64
  5. Step 5: Solve for x
    x = 4,017,928,278,507.64/2,257,484.50
  6. Step 6: Final answer
    x = 1,779,825.41

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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.