Home / 1,935,090.15-2,899,878.66-1,425,644.70

Finding the Fourth Proportional to 1,935,090.15, 2,899,878.66 and 1,425,644.70

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Solution

The fourth proportional to 1,935,090.15, 2,899,878.66 and 1,425,644.70 is: 2,136,436.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,090.15 : 2,899,878.66 = 1,425,644.70 : x
  2. Step 2: Convert to fraction form
    1,935,090.15/2,899,878.66 = 1,425,644.70/x
  3. Step 3: Cross multiply
    1,935,090.15x = 2,899,878.66 × 1,425,644.70
  4. Step 4: Simplify right side
    1,935,090.15x = 4,134,196,642,272.10
  5. Step 5: Solve for x
    x = 4,134,196,642,272.10/1,935,090.15
  6. Step 6: Final answer
    x = 2,136,436.20

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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.