Home / 2,507,138.40-3,761,312.40-824,152.80

Finding the Fourth Proportional to 2,507,138.40, 3,761,312.40 and 824,152.80

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Solution

The fourth proportional to 2,507,138.40, 3,761,312.40 and 824,152.80 is: 1,236,428.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507,138.40 : 3,761,312.40 = 824,152.80 : x
  2. Step 2: Convert to fraction form
    2,507,138.40/3,761,312.40 = 824,152.80/x
  3. Step 3: Cross multiply
    2,507,138.40x = 3,761,312.40 × 824,152.80
  4. Step 4: Simplify right side
    2,507,138.40x = 3,099,896,146,134.72
  5. Step 5: Solve for x
    x = 3,099,896,146,134.72/2,507,138.40
  6. Step 6: Final answer
    x = 1,236,428.01

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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.