Home / 3,616,475.20-5,421,256.80-1,341,390.40

Finding the Fourth Proportional to 3,616,475.20, 5,421,256.80 and 1,341,390.40

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Solution

The fourth proportional to 3,616,475.20, 5,421,256.80 and 1,341,390.40 is: 2,010,803.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,475.20 : 5,421,256.80 = 1,341,390.40 : x
  2. Step 2: Convert to fraction form
    3,616,475.20/5,421,256.80 = 1,341,390.40/x
  3. Step 3: Cross multiply
    3,616,475.20x = 5,421,256.80 × 1,341,390.40
  4. Step 4: Simplify right side
    3,616,475.20x = 7,272,021,827,454.72
  5. Step 5: Solve for x
    x = 7,272,021,827,454.72/3,616,475.20
  6. Step 6: Final answer
    x = 2,010,803.73

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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.