Home / 935,815.60-1,403,723.40-714,631.60

Finding the Fourth Proportional to 935,815.60, 1,403,723.40 and 714,631.60

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Solution

The fourth proportional to 935,815.60, 1,403,723.40 and 714,631.60 is: 1,071,947.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,815.60 : 1,403,723.40 = 714,631.60 : x
  2. Step 2: Convert to fraction form
    935,815.60/1,403,723.40 = 714,631.60/x
  3. Step 3: Cross multiply
    935,815.60x = 1,403,723.40 × 714,631.60
  4. Step 4: Simplify right side
    935,815.60x = 1,003,145,099,299.44
  5. Step 5: Solve for x
    x = 1,003,145,099,299.44/935,815.60
  6. Step 6: Final answer
    x = 1,071,947.40

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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.