Home / 1,862,233.79-2,793,330-1,312,864.65

Finding the Fourth Proportional to 1,862,233.79, 2,793,330 and 1,312,864.65

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Solution

The fourth proportional to 1,862,233.79, 2,793,330 and 1,312,864.65 is: 1,969,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,233.79 : 2,793,330 = 1,312,864.65 : x
  2. Step 2: Convert to fraction form
    1,862,233.79/2,793,330 = 1,312,864.65/x
  3. Step 3: Cross multiply
    1,862,233.79x = 2,793,330 × 1,312,864.65
  4. Step 4: Simplify right side
    1,862,233.79x = 3,667,264,212,784.50
  5. Step 5: Solve for x
    x = 3,667,264,212,784.50/1,862,233.79
  6. Step 6: Final answer
    x = 1,969,282.40

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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.