Home / 1,294,209.60-1,941,314.40-1,113,806.40

Finding the Fourth Proportional to 1,294,209.60, 1,941,314.40 and 1,113,806.40

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Solution

The fourth proportional to 1,294,209.60, 1,941,314.40 and 1,113,806.40 is: 1,670,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,209.60 : 1,941,314.40 = 1,113,806.40 : x
  2. Step 2: Convert to fraction form
    1,294,209.60/1,941,314.40 = 1,113,806.40/x
  3. Step 3: Cross multiply
    1,294,209.60x = 1,941,314.40 × 1,113,806.40
  4. Step 4: Simplify right side
    1,294,209.60x = 2,162,248,403,132.16
  5. Step 5: Solve for x
    x = 2,162,248,403,132.16/1,294,209.60
  6. Step 6: Final answer
    x = 1,670,709.60

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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.