Home / 3,219,204.80-4,828,807.20-975,454.40

Finding the Fourth Proportional to 3,219,204.80, 4,828,807.20 and 975,454.40

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Solution

The fourth proportional to 3,219,204.80, 4,828,807.20 and 975,454.40 is: 1,463,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,204.80 : 4,828,807.20 = 975,454.40 : x
  2. Step 2: Convert to fraction form
    3,219,204.80/4,828,807.20 = 975,454.40/x
  3. Step 3: Cross multiply
    3,219,204.80x = 4,828,807.20 × 975,454.40
  4. Step 4: Simplify right side
    3,219,204.80x = 4,710,281,229,991.68
  5. Step 5: Solve for x
    x = 4,710,281,229,991.68/3,219,204.80
  6. Step 6: Final answer
    x = 1,463,181.60

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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.