Home / 1,998,506.25-2,997,784.89-578,563.70

Finding the Fourth Proportional to 1,998,506.25, 2,997,784.89 and 578,563.70

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Solution

The fourth proportional to 1,998,506.25, 2,997,784.89 and 578,563.70 is: 867,852.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,506.25 : 2,997,784.89 = 578,563.70 : x
  2. Step 2: Convert to fraction form
    1,998,506.25/2,997,784.89 = 578,563.70/x
  3. Step 3: Cross multiply
    1,998,506.25x = 2,997,784.89 × 578,563.70
  4. Step 4: Simplify right side
    1,998,506.25x = 1,734,409,502,773.57
  5. Step 5: Solve for x
    x = 1,734,409,502,773.57/1,998,506.25
  6. Step 6: Final answer
    x = 867,852.93

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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.