Home / 1,121,333.57-1,549,464.50-798,483.16

Finding the Fourth Proportional to 1,121,333.57, 1,549,464.50 and 798,483.16

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Solution

The fourth proportional to 1,121,333.57, 1,549,464.50 and 798,483.16 is: 1,103,348.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,333.57 : 1,549,464.50 = 798,483.16 : x
  2. Step 2: Convert to fraction form
    1,121,333.57/1,549,464.50 = 798,483.16/x
  3. Step 3: Cross multiply
    1,121,333.57x = 1,549,464.50 × 798,483.16
  4. Step 4: Simplify right side
    1,121,333.57x = 1,237,221,302,401.74
  5. Step 5: Solve for x
    x = 1,237,221,302,401.74/1,121,333.57
  6. Step 6: Final answer
    x = 1,103,348.14

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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.