Home / 2,809,617.07-3,877,281.35-1,520,457.16

Finding the Fourth Proportional to 2,809,617.07, 3,877,281.35 and 1,520,457.16

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Solution

The fourth proportional to 2,809,617.07, 3,877,281.35 and 1,520,457.16 is: 2,098,236.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,617.07 : 3,877,281.35 = 1,520,457.16 : x
  2. Step 2: Convert to fraction form
    2,809,617.07/3,877,281.35 = 1,520,457.16/x
  3. Step 3: Cross multiply
    2,809,617.07x = 3,877,281.35 × 1,520,457.16
  4. Step 4: Simplify right side
    2,809,617.07x = 5,895,240,189,941.97
  5. Step 5: Solve for x
    x = 5,895,240,189,941.97/2,809,617.07
  6. Step 6: Final answer
    x = 2,098,236.18

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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.