Home / 1,656,314.73-2,285,700.58-931,165.68

Finding the Fourth Proportional to 1,656,314.73, 2,285,700.58 and 931,165.68

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Solution

The fourth proportional to 1,656,314.73, 2,285,700.58 and 931,165.68 is: 1,285,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,314.73 : 2,285,700.58 = 931,165.68 : x
  2. Step 2: Convert to fraction form
    1,656,314.73/2,285,700.58 = 931,165.68/x
  3. Step 3: Cross multiply
    1,656,314.73x = 2,285,700.58 × 931,165.68
  4. Step 4: Simplify right side
    1,656,314.73x = 2,128,365,923,423.59
  5. Step 5: Solve for x
    x = 2,128,365,923,423.59/1,656,314.73
  6. Step 6: Final answer
    x = 1,285,000.90

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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.