Home / 2,952,465.60-4,428,698.40-1,888,708.80

Finding the Fourth Proportional to 2,952,465.60, 4,428,698.40 and 1,888,708.80

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Solution

The fourth proportional to 2,952,465.60, 4,428,698.40 and 1,888,708.80 is: 2,833,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,465.60 : 4,428,698.40 = 1,888,708.80 : x
  2. Step 2: Convert to fraction form
    2,952,465.60/4,428,698.40 = 1,888,708.80/x
  3. Step 3: Cross multiply
    2,952,465.60x = 4,428,698.40 × 1,888,708.80
  4. Step 4: Simplify right side
    2,952,465.60x = 8,364,521,640,625.92
  5. Step 5: Solve for x
    x = 8,364,521,640,625.92/2,952,465.60
  6. Step 6: Final answer
    x = 2,833,063.20

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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.