Home / 2,290,602.65-3,161,069.73-1,258,205.90

Finding the Fourth Proportional to 2,290,602.65, 3,161,069.73 and 1,258,205.90

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Solution

The fourth proportional to 2,290,602.65, 3,161,069.73 and 1,258,205.90 is: 1,736,345.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,602.65 : 3,161,069.73 = 1,258,205.90 : x
  2. Step 2: Convert to fraction form
    2,290,602.65/3,161,069.73 = 1,258,205.90/x
  3. Step 3: Cross multiply
    2,290,602.65x = 3,161,069.73 × 1,258,205.90
  4. Step 4: Simplify right side
    2,290,602.65x = 3,977,276,584,597.41
  5. Step 5: Solve for x
    x = 3,977,276,584,597.41/2,290,602.65
  6. Step 6: Final answer
    x = 1,736,345.06

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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.