Home / 1,069,030.71-1,599,818.34-874,658.76

Finding the Fourth Proportional to 1,069,030.71, 1,599,818.34 and 874,658.76

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Solution

The fourth proportional to 1,069,030.71, 1,599,818.34 and 874,658.76 is: 1,308,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,030.71 : 1,599,818.34 = 874,658.76 : x
  2. Step 2: Convert to fraction form
    1,069,030.71/1,599,818.34 = 874,658.76/x
  3. Step 3: Cross multiply
    1,069,030.71x = 1,599,818.34 × 874,658.76
  4. Step 4: Simplify right side
    1,069,030.71x = 1,399,295,122,770.31
  5. Step 5: Solve for x
    x = 1,399,295,122,770.31/1,069,030.71
  6. Step 6: Final answer
    x = 1,308,938.19

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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.