Home / 1,780,226-2,660,565.30-1,301,461.68

Finding the Fourth Proportional to 1,780,226, 2,660,565.30 and 1,301,461.68

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Solution

The fourth proportional to 1,780,226, 2,660,565.30 and 1,301,461.68 is: 1,945,047.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,226 : 2,660,565.30 = 1,301,461.68 : x
  2. Step 2: Convert to fraction form
    1,780,226/2,660,565.30 = 1,301,461.68/x
  3. Step 3: Cross multiply
    1,780,226x = 2,660,565.30 × 1,301,461.68
  4. Step 4: Simplify right side
    1,780,226x = 3,462,623,785,087.70
  5. Step 5: Solve for x
    x = 3,462,623,785,087.70/1,780,226
  6. Step 6: Final answer
    x = 1,945,047.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.