Home / 1,847,489.28-2,549,606.40-1,042,656

Finding the Fourth Proportional to 1,847,489.28, 2,549,606.40 and 1,042,656

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Solution

The fourth proportional to 1,847,489.28, 2,549,606.40 and 1,042,656 is: 1,438,905.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847,489.28 : 2,549,606.40 = 1,042,656 : x
  2. Step 2: Convert to fraction form
    1,847,489.28/2,549,606.40 = 1,042,656/x
  3. Step 3: Cross multiply
    1,847,489.28x = 2,549,606.40 × 1,042,656
  4. Step 4: Simplify right side
    1,847,489.28x = 2,658,362,410,598.40
  5. Step 5: Solve for x
    x = 2,658,362,410,598.40/1,847,489.28
  6. Step 6: Final answer
    x = 1,438,905.46

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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.