Home / 1,871,944-2,808,208.32-609,474.40

Finding the Fourth Proportional to 1,871,944, 2,808,208.32 and 609,474.40

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Solution

The fourth proportional to 1,871,944, 2,808,208.32 and 609,474.40 is: 914,306.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,944 : 2,808,208.32 = 609,474.40 : x
  2. Step 2: Convert to fraction form
    1,871,944/2,808,208.32 = 609,474.40/x
  3. Step 3: Cross multiply
    1,871,944x = 2,808,208.32 × 609,474.40
  4. Step 4: Simplify right side
    1,871,944x = 1,711,531,080,907.01
  5. Step 5: Solve for x
    x = 1,711,531,080,907.01/1,871,944
  6. Step 6: Final answer
    x = 914,306.77

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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.