Home / 1,018,087.68-1,404,972.54-559,213.01

Finding the Fourth Proportional to 1,018,087.68, 1,404,972.54 and 559,213.01

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Solution

The fourth proportional to 1,018,087.68, 1,404,972.54 and 559,213.01 is: 771,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,087.68 : 1,404,972.54 = 559,213.01 : x
  2. Step 2: Convert to fraction form
    1,018,087.68/1,404,972.54 = 559,213.01/x
  3. Step 3: Cross multiply
    1,018,087.68x = 1,404,972.54 × 559,213.01
  4. Step 4: Simplify right side
    1,018,087.68x = 785,678,929,207.50
  5. Step 5: Solve for x
    x = 785,678,929,207.50/1,018,087.68
  6. Step 6: Final answer
    x = 771,720.30

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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.