Home / 3,073,143.40-4,240,826.72-1,696,457.55

Finding the Fourth Proportional to 3,073,143.40, 4,240,826.72 and 1,696,457.55

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Solution

The fourth proportional to 3,073,143.40, 4,240,826.72 and 1,696,457.55 is: 2,341,050.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073,143.40 : 4,240,826.72 = 1,696,457.55 : x
  2. Step 2: Convert to fraction form
    3,073,143.40/4,240,826.72 = 1,696,457.55/x
  3. Step 3: Cross multiply
    3,073,143.40x = 4,240,826.72 × 1,696,457.55
  4. Step 4: Simplify right side
    3,073,143.40x = 7,194,382,507,385.74
  5. Step 5: Solve for x
    x = 7,194,382,507,385.74/3,073,143.40
  6. Step 6: Final answer
    x = 2,341,050.05

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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.