Home / 2,201,210.56-3,037,826.40-1,221,470.08

Finding the Fourth Proportional to 2,201,210.56, 3,037,826.40 and 1,221,470.08

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Solution

The fourth proportional to 2,201,210.56, 3,037,826.40 and 1,221,470.08 is: 1,685,715.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,210.56 : 3,037,826.40 = 1,221,470.08 : x
  2. Step 2: Convert to fraction form
    2,201,210.56/3,037,826.40 = 1,221,470.08/x
  3. Step 3: Cross multiply
    2,201,210.56x = 3,037,826.40 × 1,221,470.08
  4. Step 4: Simplify right side
    2,201,210.56x = 3,710,614,055,834.11
  5. Step 5: Solve for x
    x = 3,710,614,055,834.11/2,201,210.56
  6. Step 6: Final answer
    x = 1,685,715.18

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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.