Home / 1,475,320.23-2,211,667.40-576,557.53

Finding the Fourth Proportional to 1,475,320.23, 2,211,667.40 and 576,557.53

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Solution

The fourth proportional to 1,475,320.23, 2,211,667.40 and 576,557.53 is: 864,323.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,320.23 : 2,211,667.40 = 576,557.53 : x
  2. Step 2: Convert to fraction form
    1,475,320.23/2,211,667.40 = 576,557.53/x
  3. Step 3: Cross multiply
    1,475,320.23x = 2,211,667.40 × 576,557.53
  4. Step 4: Simplify right side
    1,475,320.23x = 1,275,153,489,237.75
  5. Step 5: Solve for x
    x = 1,275,153,489,237.75/1,475,320.23
  6. Step 6: Final answer
    x = 864,323.19

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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.