Home / 1,125,640.35-1,553,368.26-616,342.74

Finding the Fourth Proportional to 1,125,640.35, 1,553,368.26 and 616,342.74

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Solution

The fourth proportional to 1,125,640.35, 1,553,368.26 and 616,342.74 is: 850,544.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,640.35 : 1,553,368.26 = 616,342.74 : x
  2. Step 2: Convert to fraction form
    1,125,640.35/1,553,368.26 = 616,342.74/x
  3. Step 3: Cross multiply
    1,125,640.35x = 1,553,368.26 × 616,342.74
  4. Step 4: Simplify right side
    1,125,640.35x = 957,407,249,597.43
  5. Step 5: Solve for x
    x = 957,407,249,597.43/1,125,640.35
  6. Step 6: Final answer
    x = 850,544.54

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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.