Home / 1,014,122.18-1,521,364.26-340,422.86

Finding the Fourth Proportional to 1,014,122.18, 1,521,364.26 and 340,422.86

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Solution

The fourth proportional to 1,014,122.18, 1,521,364.26 and 340,422.86 is: 510,695.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,122.18 : 1,521,364.26 = 340,422.86 : x
  2. Step 2: Convert to fraction form
    1,014,122.18/1,521,364.26 = 340,422.86/x
  3. Step 3: Cross multiply
    1,014,122.18x = 1,521,364.26 × 340,422.86
  4. Step 4: Simplify right side
    1,014,122.18x = 517,907,172,490.98
  5. Step 5: Solve for x
    x = 517,907,172,490.98/1,014,122.18
  6. Step 6: Final answer
    x = 510,695.05

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1.5x scale

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.