Home / 1,127,778.32-1,556,354.04-618,476.24

Finding the Fourth Proportional to 1,127,778.32, 1,556,354.04 and 618,476.24

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Solution

The fourth proportional to 1,127,778.32, 1,556,354.04 and 618,476.24 is: 853,508.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,778.32 : 1,556,354.04 = 618,476.24 : x
  2. Step 2: Convert to fraction form
    1,127,778.32/1,556,354.04 = 618,476.24/x
  3. Step 3: Cross multiply
    1,127,778.32x = 1,556,354.04 × 618,476.24
  4. Step 4: Simplify right side
    1,127,778.32x = 962,567,994,768.01
  5. Step 5: Solve for x
    x = 962,567,994,768.01/1,127,778.32
  6. Step 6: Final answer
    x = 853,508.16

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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.