Home / 1,538,742.08-2,123,100.16-893,779.04

Finding the Fourth Proportional to 1,538,742.08, 2,123,100.16 and 893,779.04

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Solution

The fourth proportional to 1,538,742.08, 2,123,100.16 and 893,779.04 is: 1,233,203.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,742.08 : 2,123,100.16 = 893,779.04 : x
  2. Step 2: Convert to fraction form
    1,538,742.08/2,123,100.16 = 893,779.04/x
  3. Step 3: Cross multiply
    1,538,742.08x = 2,123,100.16 × 893,779.04
  4. Step 4: Simplify right side
    1,538,742.08x = 1,897,582,422,828.65
  5. Step 5: Solve for x
    x = 1,897,582,422,828.65/1,538,742.08
  6. Step 6: Final answer
    x = 1,233,203.70

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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.