Home / 2,679,180.48-3,697,254.36-1,455,476.40

Finding the Fourth Proportional to 2,679,180.48, 3,697,254.36 and 1,455,476.40

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Solution

The fourth proportional to 2,679,180.48, 3,697,254.36 and 1,455,476.40 is: 2,008,549.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,180.48 : 3,697,254.36 = 1,455,476.40 : x
  2. Step 2: Convert to fraction form
    2,679,180.48/3,697,254.36 = 1,455,476.40/x
  3. Step 3: Cross multiply
    2,679,180.48x = 3,697,254.36 × 1,455,476.40
  4. Step 4: Simplify right side
    2,679,180.48x = 5,381,266,465,777.10
  5. Step 5: Solve for x
    x = 5,381,266,465,777.10/2,679,180.48
  6. Step 6: Final answer
    x = 2,008,549.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.