Home / 1,871,888.70-2,808,536.40-1,114,166.10

Finding the Fourth Proportional to 1,871,888.70, 2,808,536.40 and 1,114,166.10

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Solution

The fourth proportional to 1,871,888.70, 2,808,536.40 and 1,114,166.10 is: 1,671,667.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,888.70 : 2,808,536.40 = 1,114,166.10 : x
  2. Step 2: Convert to fraction form
    1,871,888.70/2,808,536.40 = 1,114,166.10/x
  3. Step 3: Cross multiply
    1,871,888.70x = 2,808,536.40 × 1,114,166.10
  4. Step 4: Simplify right side
    1,871,888.70x = 3,129,176,047,496.04
  5. Step 5: Solve for x
    x = 3,129,176,047,496.04/1,871,888.70
  6. Step 6: Final answer
    x = 1,671,667.79

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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.