Home / 1,073,581-1,481,541.78-620,901.16

Finding the Fourth Proportional to 1,073,581, 1,481,541.78 and 620,901.16

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Solution

The fourth proportional to 1,073,581, 1,481,541.78 and 620,901.16 is: 856,843.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,581 : 1,481,541.78 = 620,901.16 : x
  2. Step 2: Convert to fraction form
    1,073,581/1,481,541.78 = 620,901.16/x
  3. Step 3: Cross multiply
    1,073,581x = 1,481,541.78 × 620,901.16
  4. Step 4: Simplify right side
    1,073,581x = 919,891,009,790.47
  5. Step 5: Solve for x
    x = 919,891,009,790.47/1,073,581
  6. Step 6: Final answer
    x = 856,843.60

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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.