Home / 1,127,896.18-1,556,504.40-618,602.20

Finding the Fourth Proportional to 1,127,896.18, 1,556,504.40 and 618,602.20

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Solution

The fourth proportional to 1,127,896.18, 1,556,504.40 and 618,602.20 is: 853,675.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,896.18 : 1,556,504.40 = 618,602.20 : x
  2. Step 2: Convert to fraction form
    1,127,896.18/1,556,504.40 = 618,602.20/x
  3. Step 3: Cross multiply
    1,127,896.18x = 1,556,504.40 × 618,602.20
  4. Step 4: Simplify right side
    1,127,896.18x = 962,857,044,578.18
  5. Step 5: Solve for x
    x = 962,857,044,578.18/1,127,896.18
  6. Step 6: Final answer
    x = 853,675.24

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Double scale
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1.5x scale

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.