Home / 1,257,622.20-1,886,263.20-500,021.10

Finding the Fourth Proportional to 1,257,622.20, 1,886,263.20 and 500,021.10

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Solution

The fourth proportional to 1,257,622.20, 1,886,263.20 and 500,021.10 is: 749,964.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,622.20 : 1,886,263.20 = 500,021.10 : x
  2. Step 2: Convert to fraction form
    1,257,622.20/1,886,263.20 = 500,021.10/x
  3. Step 3: Cross multiply
    1,257,622.20x = 1,886,263.20 × 500,021.10
  4. Step 4: Simplify right side
    1,257,622.20x = 943,171,400,153.52
  5. Step 5: Solve for x
    x = 943,171,400,153.52/1,257,622.20
  6. Step 6: Final answer
    x = 749,964.02

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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.