Home / 1,182,518.40-1,773,604.80-340,982.40

Finding the Fourth Proportional to 1,182,518.40, 1,773,604.80 and 340,982.40

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Solution

The fourth proportional to 1,182,518.40, 1,773,604.80 and 340,982.40 is: 511,423.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,518.40 : 1,773,604.80 = 340,982.40 : x
  2. Step 2: Convert to fraction form
    1,182,518.40/1,773,604.80 = 340,982.40/x
  3. Step 3: Cross multiply
    1,182,518.40x = 1,773,604.80 × 340,982.40
  4. Step 4: Simplify right side
    1,182,518.40x = 604,768,021,355.52
  5. Step 5: Solve for x
    x = 604,768,021,355.52/1,182,518.40
  6. Step 6: Final answer
    x = 511,423.77

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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.