Home / 1,769,661.06-2,654,550.37-490,281.40

Finding the Fourth Proportional to 1,769,661.06, 2,654,550.37 and 490,281.40

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Solution

The fourth proportional to 1,769,661.06, 2,654,550.37 and 490,281.40 is: 735,438.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,661.06 : 2,654,550.37 = 490,281.40 : x
  2. Step 2: Convert to fraction form
    1,769,661.06/2,654,550.37 = 490,281.40/x
  3. Step 3: Cross multiply
    1,769,661.06x = 2,654,550.37 × 490,281.40
  4. Step 4: Simplify right side
    1,769,661.06x = 1,301,476,671,774.12
  5. Step 5: Solve for x
    x = 1,301,476,671,774.12/1,769,661.06
  6. Step 6: Final answer
    x = 735,438.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.