Home / 1,645,607.59-2,270,739.48-948,116.56

Finding the Fourth Proportional to 1,645,607.59, 2,270,739.48 and 948,116.56

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Solution

The fourth proportional to 1,645,607.59, 2,270,739.48 and 948,116.56 is: 1,308,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,607.59 : 2,270,739.48 = 948,116.56 : x
  2. Step 2: Convert to fraction form
    1,645,607.59/2,270,739.48 = 948,116.56/x
  3. Step 3: Cross multiply
    1,645,607.59x = 2,270,739.48 × 948,116.56
  4. Step 4: Simplify right side
    1,645,607.59x = 2,152,925,699,693.21
  5. Step 5: Solve for x
    x = 2,152,925,699,693.21/1,645,607.59
  6. Step 6: Final answer
    x = 1,308,286.20

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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.