Home / 1,029,789.58-1,421,193.47-571,047.95

Finding the Fourth Proportional to 1,029,789.58, 1,421,193.47 and 571,047.95

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Solution

The fourth proportional to 1,029,789.58, 1,421,193.47 and 571,047.95 is: 788,092.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,789.58 : 1,421,193.47 = 571,047.95 : x
  2. Step 2: Convert to fraction form
    1,029,789.58/1,421,193.47 = 571,047.95/x
  3. Step 3: Cross multiply
    1,029,789.58x = 1,421,193.47 × 571,047.95
  4. Step 4: Simplify right side
    1,029,789.58x = 811,569,619,115.74
  5. Step 5: Solve for x
    x = 811,569,619,115.74/1,029,789.58
  6. Step 6: Final answer
    x = 788,092.67

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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.