Home / 1,242,521.43-1,861,050.18-1,026,844.95

Finding the Fourth Proportional to 1,242,521.43, 1,861,050.18 and 1,026,844.95

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Solution

The fourth proportional to 1,242,521.43, 1,861,050.18 and 1,026,844.95 is: 1,538,009.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,521.43 : 1,861,050.18 = 1,026,844.95 : x
  2. Step 2: Convert to fraction form
    1,242,521.43/1,861,050.18 = 1,026,844.95/x
  3. Step 3: Cross multiply
    1,242,521.43x = 1,861,050.18 × 1,026,844.95
  4. Step 4: Simplify right side
    1,242,521.43x = 1,911,009,979,029.59
  5. Step 5: Solve for x
    x = 1,911,009,979,029.59/1,242,521.43
  6. Step 6: Final answer
    x = 1,538,009.67

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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.