Home / 2,390,908.22-3,299,303.49-1,317,820.22

Finding the Fourth Proportional to 2,390,908.22, 3,299,303.49 and 1,317,820.22

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Solution

The fourth proportional to 2,390,908.22, 3,299,303.49 and 1,317,820.22 is: 1,818,509.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,908.22 : 3,299,303.49 = 1,317,820.22 : x
  2. Step 2: Convert to fraction form
    2,390,908.22/3,299,303.49 = 1,317,820.22/x
  3. Step 3: Cross multiply
    2,390,908.22x = 3,299,303.49 × 1,317,820.22
  4. Step 4: Simplify right side
    2,390,908.22x = 4,347,888,834,542.05
  5. Step 5: Solve for x
    x = 4,347,888,834,542.05/2,390,908.22
  6. Step 6: Final answer
    x = 1,818,509.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.