Home / 3,154,332.40-4,725,277.80-1,888,399.60

Finding the Fourth Proportional to 3,154,332.40, 4,725,277.80 and 1,888,399.60

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Solution

The fourth proportional to 3,154,332.40, 4,725,277.80 and 1,888,399.60 is: 2,828,875.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,332.40 : 4,725,277.80 = 1,888,399.60 : x
  2. Step 2: Convert to fraction form
    3,154,332.40/4,725,277.80 = 1,888,399.60/x
  3. Step 3: Cross multiply
    3,154,332.40x = 4,725,277.80 × 1,888,399.60
  4. Step 4: Simplify right side
    3,154,332.40x = 8,923,212,707,408.88
  5. Step 5: Solve for x
    x = 8,923,212,707,408.88/3,154,332.40
  6. Step 6: Final answer
    x = 2,828,875.20

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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.