Home / 1,483,980.22-2,225,633.86-753,763.20

Finding the Fourth Proportional to 1,483,980.22, 2,225,633.86 and 753,763.20

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Solution

The fourth proportional to 1,483,980.22, 2,225,633.86 and 753,763.20 is: 1,130,473.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,980.22 : 2,225,633.86 = 753,763.20 : x
  2. Step 2: Convert to fraction form
    1,483,980.22/2,225,633.86 = 753,763.20/x
  3. Step 3: Cross multiply
    1,483,980.22x = 2,225,633.86 × 753,763.20
  4. Step 4: Simplify right side
    1,483,980.22x = 1,677,600,900,341.95
  5. Step 5: Solve for x
    x = 1,677,600,900,341.95/1,483,980.22
  6. Step 6: Final answer
    x = 1,130,473.90

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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.