Home / 2,789,457.75-3,849,143.69-1,565,482.55

Finding the Fourth Proportional to 2,789,457.75, 3,849,143.69 and 1,565,482.55

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Solution

The fourth proportional to 2,789,457.75, 3,849,143.69 and 1,565,482.55 is: 2,160,193.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789,457.75 : 3,849,143.69 = 1,565,482.55 : x
  2. Step 2: Convert to fraction form
    2,789,457.75/3,849,143.69 = 1,565,482.55/x
  3. Step 3: Cross multiply
    2,789,457.75x = 3,849,143.69 × 1,565,482.55
  4. Step 4: Simplify right side
    2,789,457.75x = 6,025,767,263,805.60
  5. Step 5: Solve for x
    x = 6,025,767,263,805.60/2,789,457.75
  6. Step 6: Final answer
    x = 2,160,193.06

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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.