Home / 1,639,391.93-2,262,258.46-904,354.70

Finding the Fourth Proportional to 1,639,391.93, 2,262,258.46 and 904,354.70

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Solution

The fourth proportional to 1,639,391.93, 2,262,258.46 and 904,354.70 is: 1,247,953.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,391.93 : 2,262,258.46 = 904,354.70 : x
  2. Step 2: Convert to fraction form
    1,639,391.93/2,262,258.46 = 904,354.70/x
  3. Step 3: Cross multiply
    1,639,391.93x = 2,262,258.46 × 904,354.70
  4. Step 4: Simplify right side
    1,639,391.93x = 2,045,884,076,856.59
  5. Step 5: Solve for x
    x = 2,045,884,076,856.59/1,639,391.93
  6. Step 6: Final answer
    x = 1,247,953.00

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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.