Home / 1,021,284.30-1,531,926.45-706,356.30

Finding the Fourth Proportional to 1,021,284.30, 1,531,926.45 and 706,356.30

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Solution

The fourth proportional to 1,021,284.30, 1,531,926.45 and 706,356.30 is: 1,059,534.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,284.30 : 1,531,926.45 = 706,356.30 : x
  2. Step 2: Convert to fraction form
    1,021,284.30/1,531,926.45 = 706,356.30/x
  3. Step 3: Cross multiply
    1,021,284.30x = 1,531,926.45 × 706,356.30
  4. Step 4: Simplify right side
    1,021,284.30x = 1,082,085,899,094.14
  5. Step 5: Solve for x
    x = 1,082,085,899,094.14/1,021,284.30
  6. Step 6: Final answer
    x = 1,059,534.45

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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.