Home / 1,127,633.76-1,556,132.58-618,368.94

Finding the Fourth Proportional to 1,127,633.76, 1,556,132.58 and 618,368.94

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Solution

The fourth proportional to 1,127,633.76, 1,556,132.58 and 618,368.94 is: 853,348.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,633.76 : 1,556,132.58 = 618,368.94 : x
  2. Step 2: Convert to fraction form
    1,127,633.76/1,556,132.58 = 618,368.94/x
  3. Step 3: Cross multiply
    1,127,633.76x = 1,556,132.58 × 618,368.94
  4. Step 4: Simplify right side
    1,127,633.76x = 962,264,053,994.07
  5. Step 5: Solve for x
    x = 962,264,053,994.07/1,127,633.76
  6. Step 6: Final answer
    x = 853,348.04

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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.