Home / 4,270,856.40-6,420,281.40-3,017,365.20

Finding the Fourth Proportional to 4,270,856.40, 6,420,281.40 and 3,017,365.20

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Solution

The fourth proportional to 4,270,856.40, 6,420,281.40 and 3,017,365.20 is: 4,535,936.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270,856.40 : 6,420,281.40 = 3,017,365.20 : x
  2. Step 2: Convert to fraction form
    4,270,856.40/6,420,281.40 = 3,017,365.20/x
  3. Step 3: Cross multiply
    4,270,856.40x = 6,420,281.40 × 3,017,365.20
  4. Step 4: Simplify right side
    4,270,856.40x = 19,372,333,670,567.28
  5. Step 5: Solve for x
    x = 19,372,333,670,567.28/4,270,856.40
  6. Step 6: Final answer
    x = 4,535,936.56

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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.