Home / 2,000,415.40-2,997,998.70-801,356.20

Finding the Fourth Proportional to 2,000,415.40, 2,997,998.70 and 801,356.20

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Solution

The fourth proportional to 2,000,415.40, 2,997,998.70 and 801,356.20 is: 1,200,982.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000,415.40 : 2,997,998.70 = 801,356.20 : x
  2. Step 2: Convert to fraction form
    2,000,415.40/2,997,998.70 = 801,356.20/x
  3. Step 3: Cross multiply
    2,000,415.40x = 2,997,998.70 × 801,356.20
  4. Step 4: Simplify right side
    2,000,415.40x = 2,402,464,845,836.94
  5. Step 5: Solve for x
    x = 2,402,464,845,836.94/2,000,415.40
  6. Step 6: Final answer
    x = 1,200,982.98

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1.5x scale

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.