Home / 2,878,133.14-3,971,829.63-1,588,976.02

Finding the Fourth Proportional to 2,878,133.14, 3,971,829.63 and 1,588,976.02

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Solution

The fourth proportional to 2,878,133.14, 3,971,829.63 and 1,588,976.02 is: 2,192,790.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,133.14 : 3,971,829.63 = 1,588,976.02 : x
  2. Step 2: Convert to fraction form
    2,878,133.14/3,971,829.63 = 1,588,976.02/x
  3. Step 3: Cross multiply
    2,878,133.14x = 3,971,829.63 × 1,588,976.02
  4. Step 4: Simplify right side
    2,878,133.14x = 6,311,142,037,595.47
  5. Step 5: Solve for x
    x = 6,311,142,037,595.47/2,878,133.14
  6. Step 6: Final answer
    x = 2,192,790.16

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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.