Home / 3,430,272.40-5,141,722.20-1,299,533.20

Finding the Fourth Proportional to 3,430,272.40, 5,141,722.20 and 1,299,533.20

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Solution

The fourth proportional to 3,430,272.40, 5,141,722.20 and 1,299,533.20 is: 1,947,903.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430,272.40 : 5,141,722.20 = 1,299,533.20 : x
  2. Step 2: Convert to fraction form
    3,430,272.40/5,141,722.20 = 1,299,533.20/x
  3. Step 3: Cross multiply
    3,430,272.40x = 5,141,722.20 × 1,299,533.20
  4. Step 4: Simplify right side
    3,430,272.40x = 6,681,838,704,077.04
  5. Step 5: Solve for x
    x = 6,681,838,704,077.04/3,430,272.40
  6. Step 6: Final answer
    x = 1,947,903.23

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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.