Home / 3,427,358.40-5,140,001.34-1,030,566.78

Finding the Fourth Proportional to 3,427,358.40, 5,140,001.34 and 1,030,566.78

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Solution

The fourth proportional to 3,427,358.40, 5,140,001.34 and 1,030,566.78 is: 1,545,538.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427,358.40 : 5,140,001.34 = 1,030,566.78 : x
  2. Step 2: Convert to fraction form
    3,427,358.40/5,140,001.34 = 1,030,566.78/x
  3. Step 3: Cross multiply
    3,427,358.40x = 5,140,001.34 × 1,030,566.78
  4. Step 4: Simplify right side
    3,427,358.40x = 5,297,114,630,159.49
  5. Step 5: Solve for x
    x = 5,297,114,630,159.49/3,427,358.40
  6. Step 6: Final answer
    x = 1,545,538.58

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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.