Home / 1,127,504.16-1,555,944.48-618,205.32

Finding the Fourth Proportional to 1,127,504.16, 1,555,944.48 and 618,205.32

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Solution

The fourth proportional to 1,127,504.16, 1,555,944.48 and 618,205.32 is: 853,117.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,504.16 : 1,555,944.48 = 618,205.32 : x
  2. Step 2: Convert to fraction form
    1,127,504.16/1,555,944.48 = 618,205.32/x
  3. Step 3: Cross multiply
    1,127,504.16x = 1,555,944.48 × 618,205.32
  4. Step 4: Simplify right side
    1,127,504.16x = 961,893,155,160.63
  5. Step 5: Solve for x
    x = 961,893,155,160.63/1,127,504.16
  6. Step 6: Final answer
    x = 853,117.17

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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.