Home / 1,975,829.94-2,726,628.21-1,070,409.78

Finding the Fourth Proportional to 1,975,829.94, 2,726,628.21 and 1,070,409.78

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Solution

The fourth proportional to 1,975,829.94, 2,726,628.21 and 1,070,409.78 is: 1,477,156.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,829.94 : 2,726,628.21 = 1,070,409.78 : x
  2. Step 2: Convert to fraction form
    1,975,829.94/2,726,628.21 = 1,070,409.78/x
  3. Step 3: Cross multiply
    1,975,829.94x = 2,726,628.21 × 1,070,409.78
  4. Step 4: Simplify right side
    1,975,829.94x = 2,918,609,502,407.89
  5. Step 5: Solve for x
    x = 2,918,609,502,407.89/1,975,829.94
  6. Step 6: Final answer
    x = 1,477,156.23

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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.