Home / 1,121,477.88-1,673,634.55-1,001,805.24

Finding the Fourth Proportional to 1,121,477.88, 1,673,634.55 and 1,001,805.24

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Solution

The fourth proportional to 1,121,477.88, 1,673,634.55 and 1,001,805.24 is: 1,495,041.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,477.88 : 1,673,634.55 = 1,001,805.24 : x
  2. Step 2: Convert to fraction form
    1,121,477.88/1,673,634.55 = 1,001,805.24/x
  3. Step 3: Cross multiply
    1,121,477.88x = 1,673,634.55 × 1,001,805.24
  4. Step 4: Simplify right side
    1,121,477.88x = 1,676,655,862,035.04
  5. Step 5: Solve for x
    x = 1,676,655,862,035.04/1,121,477.88
  6. Step 6: Final answer
    x = 1,495,041.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.