Home / 1,871,836.65-2,808,065.37-657,098.26

Finding the Fourth Proportional to 1,871,836.65, 2,808,065.37 and 657,098.26

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Solution

The fourth proportional to 1,871,836.65, 2,808,065.37 and 657,098.26 is: 985,756.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,836.65 : 2,808,065.37 = 657,098.26 : x
  2. Step 2: Convert to fraction form
    1,871,836.65/2,808,065.37 = 657,098.26/x
  3. Step 3: Cross multiply
    1,871,836.65x = 2,808,065.37 × 657,098.26
  4. Step 4: Simplify right side
    1,871,836.65x = 1,845,174,868,593.26
  5. Step 5: Solve for x
    x = 1,845,174,868,593.26/1,871,836.65
  6. Step 6: Final answer
    x = 985,756.35

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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.