Home / 1,817,009.85-2,507,583.70-1,001,212.55

Finding the Fourth Proportional to 1,817,009.85, 2,507,583.70 and 1,001,212.55

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Solution

The fourth proportional to 1,817,009.85, 2,507,583.70 and 1,001,212.55 is: 1,381,733.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,009.85 : 2,507,583.70 = 1,001,212.55 : x
  2. Step 2: Convert to fraction form
    1,817,009.85/2,507,583.70 = 1,001,212.55/x
  3. Step 3: Cross multiply
    1,817,009.85x = 2,507,583.70 × 1,001,212.55
  4. Step 4: Simplify right side
    1,817,009.85x = 2,510,624,258,398.93
  5. Step 5: Solve for x
    x = 2,510,624,258,398.93/1,817,009.85
  6. Step 6: Final answer
    x = 1,381,733.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.