Home / 1,975,385.45-2,726,032.01-1,069,967.45

Finding the Fourth Proportional to 1,975,385.45, 2,726,032.01 and 1,069,967.45

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Solution

The fourth proportional to 1,975,385.45, 2,726,032.01 and 1,069,967.45 is: 1,476,555.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,385.45 : 2,726,032.01 = 1,069,967.45 : x
  2. Step 2: Convert to fraction form
    1,975,385.45/2,726,032.01 = 1,069,967.45/x
  3. Step 3: Cross multiply
    1,975,385.45x = 2,726,032.01 × 1,069,967.45
  4. Step 4: Simplify right side
    1,975,385.45x = 2,916,765,499,378.08
  5. Step 5: Solve for x
    x = 2,916,765,499,378.08/1,975,385.45
  6. Step 6: Final answer
    x = 1,476,555.12

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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.