Home / 1,125,923.80-1,553,717.26-616,527.80

Finding the Fourth Proportional to 1,125,923.80, 1,553,717.26 and 616,527.80

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Solution

The fourth proportional to 1,125,923.80, 1,553,717.26 and 616,527.80 is: 850,776.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,923.80 : 1,553,717.26 = 616,527.80 : x
  2. Step 2: Convert to fraction form
    1,125,923.80/1,553,717.26 = 616,527.80/x
  3. Step 3: Cross multiply
    1,125,923.80x = 1,553,717.26 × 616,527.80
  4. Step 4: Simplify right side
    1,125,923.80x = 957,909,884,129.83
  5. Step 5: Solve for x
    x = 957,909,884,129.83/1,125,923.80
  6. Step 6: Final answer
    x = 850,776.83

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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.