Home / 1,294,986.95-1,942,149.08-383,956.40

Finding the Fourth Proportional to 1,294,986.95, 1,942,149.08 and 383,956.40

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Solution

The fourth proportional to 1,294,986.95, 1,942,149.08 and 383,956.40 is: 575,836.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,986.95 : 1,942,149.08 = 383,956.40 : x
  2. Step 2: Convert to fraction form
    1,294,986.95/1,942,149.08 = 383,956.40/x
  3. Step 3: Cross multiply
    1,294,986.95x = 1,942,149.08 × 383,956.40
  4. Step 4: Simplify right side
    1,294,986.95x = 745,700,569,020.11
  5. Step 5: Solve for x
    x = 745,700,569,020.11/1,294,986.95
  6. Step 6: Final answer
    x = 575,836.36

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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.