Home / 1,150,284.16-1,587,205.42-666,754.84

Finding the Fourth Proportional to 1,150,284.16, 1,587,205.42 and 666,754.84

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Solution

The fourth proportional to 1,150,284.16, 1,587,205.42 and 666,754.84 is: 920,013.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,284.16 : 1,587,205.42 = 666,754.84 : x
  2. Step 2: Convert to fraction form
    1,150,284.16/1,587,205.42 = 666,754.84/x
  3. Step 3: Cross multiply
    1,150,284.16x = 1,587,205.42 × 666,754.84
  4. Step 4: Simplify right side
    1,150,284.16x = 1,058,276,895,859.23
  5. Step 5: Solve for x
    x = 1,058,276,895,859.23/1,150,284.16
  6. Step 6: Final answer
    x = 920,013.45

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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.