Home / 1,569,378.45-2,354,089.52-447,447.45

Finding the Fourth Proportional to 1,569,378.45, 2,354,089.52 and 447,447.45

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Solution

The fourth proportional to 1,569,378.45, 2,354,089.52 and 447,447.45 is: 671,177.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,378.45 : 2,354,089.52 = 447,447.45 : x
  2. Step 2: Convert to fraction form
    1,569,378.45/2,354,089.52 = 447,447.45/x
  3. Step 3: Cross multiply
    1,569,378.45x = 2,354,089.52 × 447,447.45
  4. Step 4: Simplify right side
    1,569,378.45x = 1,053,331,352,795.72
  5. Step 5: Solve for x
    x = 1,053,331,352,795.72/1,569,378.45
  6. Step 6: Final answer
    x = 671,177.40

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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.