Home / 1,057,564.28-1,458,898.08-675,189.20

Finding the Fourth Proportional to 1,057,564.28, 1,458,898.08 and 675,189.20

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Solution

The fourth proportional to 1,057,564.28, 1,458,898.08 and 675,189.20 is: 931,415.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,564.28 : 1,458,898.08 = 675,189.20 : x
  2. Step 2: Convert to fraction form
    1,057,564.28/1,458,898.08 = 675,189.20/x
  3. Step 3: Cross multiply
    1,057,564.28x = 1,458,898.08 × 675,189.20
  4. Step 4: Simplify right side
    1,057,564.28x = 985,032,227,516.74
  5. Step 5: Solve for x
    x = 985,032,227,516.74/1,057,564.28
  6. Step 6: Final answer
    x = 931,415.94

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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.