Home / 3,885,014.40-5,824,411.20-1,639,305.60

Finding the Fourth Proportional to 3,885,014.40, 5,824,411.20 and 1,639,305.60

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Solution

The fourth proportional to 3,885,014.40, 5,824,411.20 and 1,639,305.60 is: 2,457,645.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885,014.40 : 5,824,411.20 = 1,639,305.60 : x
  2. Step 2: Convert to fraction form
    3,885,014.40/5,824,411.20 = 1,639,305.60/x
  3. Step 3: Cross multiply
    3,885,014.40x = 5,824,411.20 × 1,639,305.60
  4. Step 4: Simplify right side
    3,885,014.40x = 9,547,989,896,862.72
  5. Step 5: Solve for x
    x = 9,547,989,896,862.72/3,885,014.40
  6. Step 6: Final answer
    x = 2,457,645.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.