Home / 1,128,225.27-1,556,924.16-618,923.19

Finding the Fourth Proportional to 1,128,225.27, 1,556,924.16 and 618,923.19

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Solution

The fourth proportional to 1,128,225.27, 1,556,924.16 and 618,923.19 is: 854,099.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,225.27 : 1,556,924.16 = 618,923.19 : x
  2. Step 2: Convert to fraction form
    1,128,225.27/1,556,924.16 = 618,923.19/x
  3. Step 3: Cross multiply
    1,128,225.27x = 1,556,924.16 × 618,923.19
  4. Step 4: Simplify right side
    1,128,225.27x = 963,616,467,695.27
  5. Step 5: Solve for x
    x = 963,616,467,695.27/1,128,225.27
  6. Step 6: Final answer
    x = 854,099.35

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Double scale
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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.