Home / 1,030,497.72-1,422,109.65-571,597.35

Finding the Fourth Proportional to 1,030,497.72, 1,422,109.65 and 571,597.35

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Solution

The fourth proportional to 1,030,497.72, 1,422,109.65 and 571,597.35 is: 788,816.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,497.72 : 1,422,109.65 = 571,597.35 : x
  2. Step 2: Convert to fraction form
    1,030,497.72/1,422,109.65 = 571,597.35/x
  3. Step 3: Cross multiply
    1,030,497.72x = 1,422,109.65 × 571,597.35
  4. Step 4: Simplify right side
    1,030,497.72x = 812,874,107,349.43
  5. Step 5: Solve for x
    x = 812,874,107,349.43/1,030,497.72
  6. Step 6: Final answer
    x = 788,816.99

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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.