Home / 5,129,801.40-7,692,887.70-1,763,225.40

Finding the Fourth Proportional to 5,129,801.40, 7,692,887.70 and 1,763,225.40

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Solution

The fourth proportional to 5,129,801.40, 7,692,887.70 and 1,763,225.40 is: 2,644,214.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,129,801.40 : 7,692,887.70 = 1,763,225.40 : x
  2. Step 2: Convert to fraction form
    5,129,801.40/7,692,887.70 = 1,763,225.40/x
  3. Step 3: Cross multiply
    5,129,801.40x = 7,692,887.70 × 1,763,225.40
  4. Step 4: Simplify right side
    5,129,801.40x = 13,564,294,991,987.58
  5. Step 5: Solve for x
    x = 13,564,294,991,987.58/5,129,801.40
  6. Step 6: Final answer
    x = 2,644,214.45

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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.