Home / 1,127,883.74-1,556,577.96-618,684.50

Finding the Fourth Proportional to 1,127,883.74, 1,556,577.96 and 618,684.50

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Solution

The fourth proportional to 1,127,883.74, 1,556,577.96 and 618,684.50 is: 853,838.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,883.74 : 1,556,577.96 = 618,684.50 : x
  2. Step 2: Convert to fraction form
    1,127,883.74/1,556,577.96 = 618,684.50/x
  3. Step 3: Cross multiply
    1,127,883.74x = 1,556,577.96 × 618,684.50
  4. Step 4: Simplify right side
    1,127,883.74x = 963,030,656,893.62
  5. Step 5: Solve for x
    x = 963,030,656,893.62/1,127,883.74
  6. Step 6: Final answer
    x = 853,838.59

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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.