Home / 1,127,333.60-1,555,720.36-618,039.52

Finding the Fourth Proportional to 1,127,333.60, 1,555,720.36 and 618,039.52

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Solution

The fourth proportional to 1,127,333.60, 1,555,720.36 and 618,039.52 is: 852,894.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,333.60 : 1,555,720.36 = 618,039.52 : x
  2. Step 2: Convert to fraction form
    1,127,333.60/1,555,720.36 = 618,039.52/x
  3. Step 3: Cross multiply
    1,127,333.60x = 1,555,720.36 × 618,039.52
  4. Step 4: Simplify right side
    1,127,333.60x = 961,496,664,548.63
  5. Step 5: Solve for x
    x = 961,496,664,548.63/1,127,333.60
  6. Step 6: Final answer
    x = 852,894.53

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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.