Home / 1,126,156.08-1,554,095.76-616,876.80

Finding the Fourth Proportional to 1,126,156.08, 1,554,095.76 and 616,876.80

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Solution

The fourth proportional to 1,126,156.08, 1,554,095.76 and 616,876.80 is: 851,290.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,156.08 : 1,554,095.76 = 616,876.80 : x
  2. Step 2: Convert to fraction form
    1,126,156.08/1,554,095.76 = 616,876.80/x
  3. Step 3: Cross multiply
    1,126,156.08x = 1,554,095.76 × 616,876.80
  4. Step 4: Simplify right side
    1,126,156.08x = 958,685,619,322.37
  5. Step 5: Solve for x
    x = 958,685,619,322.37/1,126,156.08
  6. Step 6: Final answer
    x = 851,290.19

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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.