Home / 1,101,320.05-1,651,783.02-700,771

Finding the Fourth Proportional to 1,101,320.05, 1,651,783.02 and 700,771

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Solution

The fourth proportional to 1,101,320.05, 1,651,783.02 and 700,771 is: 1,051,031.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,320.05 : 1,651,783.02 = 700,771 : x
  2. Step 2: Convert to fraction form
    1,101,320.05/1,651,783.02 = 700,771/x
  3. Step 3: Cross multiply
    1,101,320.05x = 1,651,783.02 × 700,771
  4. Step 4: Simplify right side
    1,101,320.05x = 1,157,521,638,708.42
  5. Step 5: Solve for x
    x = 1,157,521,638,708.42/1,101,320.05
  6. Step 6: Final answer
    x = 1,051,031.11

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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.