Home / 1,127,886.16-1,556,483.26-611,639.90

Finding the Fourth Proportional to 1,127,886.16, 1,556,483.26 and 611,639.90

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Solution

The fourth proportional to 1,127,886.16, 1,556,483.26 and 611,639.90 is: 844,063.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,886.16 : 1,556,483.26 = 611,639.90 : x
  2. Step 2: Convert to fraction form
    1,127,886.16/1,556,483.26 = 611,639.90/x
  3. Step 3: Cross multiply
    1,127,886.16x = 1,556,483.26 × 611,639.90
  4. Step 4: Simplify right side
    1,127,886.16x = 952,007,268,433.60
  5. Step 5: Solve for x
    x = 952,007,268,433.60/1,127,886.16
  6. Step 6: Final answer
    x = 844,063.26

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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.