Home / 1,917,529.72-2,875,361.46-1,019,401.72

Finding the Fourth Proportional to 1,917,529.72, 2,875,361.46 and 1,019,401.72

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Solution

The fourth proportional to 1,917,529.72, 2,875,361.46 and 1,019,401.72 is: 1,528,606.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,529.72 : 2,875,361.46 = 1,019,401.72 : x
  2. Step 2: Convert to fraction form
    1,917,529.72/2,875,361.46 = 1,019,401.72/x
  3. Step 3: Cross multiply
    1,917,529.72x = 2,875,361.46 × 1,019,401.72
  4. Step 4: Simplify right side
    1,917,529.72x = 2,931,148,417,945.71
  5. Step 5: Solve for x
    x = 2,931,148,417,945.71/1,917,529.72
  6. Step 6: Final answer
    x = 1,528,606.51

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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.