Home / 1,872,054.70-2,808,082.05-1,511,248.30

Finding the Fourth Proportional to 1,872,054.70, 2,808,082.05 and 1,511,248.30

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Solution

The fourth proportional to 1,872,054.70, 2,808,082.05 and 1,511,248.30 is: 2,266,872.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,054.70 : 2,808,082.05 = 1,511,248.30 : x
  2. Step 2: Convert to fraction form
    1,872,054.70/2,808,082.05 = 1,511,248.30/x
  3. Step 3: Cross multiply
    1,872,054.70x = 2,808,082.05 × 1,511,248.30
  4. Step 4: Simplify right side
    1,872,054.70x = 4,243,709,224,323.01
  5. Step 5: Solve for x
    x = 4,243,709,224,323.01/1,872,054.70
  6. Step 6: Final answer
    x = 2,266,872.45

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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.