Home / 1,142,602.36-1,577,293.52-799,784.68

Finding the Fourth Proportional to 1,142,602.36, 1,577,293.52 and 799,784.68

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Solution

The fourth proportional to 1,142,602.36, 1,577,293.52 and 799,784.68 is: 1,104,054.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,602.36 : 1,577,293.52 = 799,784.68 : x
  2. Step 2: Convert to fraction form
    1,142,602.36/1,577,293.52 = 799,784.68/x
  3. Step 3: Cross multiply
    1,142,602.36x = 1,577,293.52 × 799,784.68
  4. Step 4: Simplify right side
    1,142,602.36x = 1,261,495,193,159.27
  5. Step 5: Solve for x
    x = 1,261,495,193,159.27/1,142,602.36
  6. Step 6: Final answer
    x = 1,104,054.43

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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.