Home / 3,219,332.40-4,828,998.60-1,325,444.40

Finding the Fourth Proportional to 3,219,332.40, 4,828,998.60 and 1,325,444.40

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Solution

The fourth proportional to 3,219,332.40, 4,828,998.60 and 1,325,444.40 is: 1,988,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,332.40 : 4,828,998.60 = 1,325,444.40 : x
  2. Step 2: Convert to fraction form
    3,219,332.40/4,828,998.60 = 1,325,444.40/x
  3. Step 3: Cross multiply
    3,219,332.40x = 4,828,998.60 × 1,325,444.40
  4. Step 4: Simplify right side
    3,219,332.40x = 6,400,569,151,977.84
  5. Step 5: Solve for x
    x = 6,400,569,151,977.84/3,219,332.40
  6. Step 6: Final answer
    x = 1,988,166.60

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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.