Home / 3,473,109.20-5,209,663.80-1,228,955.60

Finding the Fourth Proportional to 3,473,109.20, 5,209,663.80 and 1,228,955.60

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Solution

The fourth proportional to 3,473,109.20, 5,209,663.80 and 1,228,955.60 is: 1,843,433.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,473,109.20 : 5,209,663.80 = 1,228,955.60 : x
  2. Step 2: Convert to fraction form
    3,473,109.20/5,209,663.80 = 1,228,955.60/x
  3. Step 3: Cross multiply
    3,473,109.20x = 5,209,663.80 × 1,228,955.60
  4. Step 4: Simplify right side
    3,473,109.20x = 6,402,445,501,127.28
  5. Step 5: Solve for x
    x = 6,402,445,501,127.28/3,473,109.20
  6. Step 6: Final answer
    x = 1,843,433.40

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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.