Home / 1,881,358.74-2,595,279.96-1,191,814.29

Finding the Fourth Proportional to 1,881,358.74, 2,595,279.96 and 1,191,814.29

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Solution

The fourth proportional to 1,881,358.74, 2,595,279.96 and 1,191,814.29 is: 1,644,073.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,358.74 : 2,595,279.96 = 1,191,814.29 : x
  2. Step 2: Convert to fraction form
    1,881,358.74/2,595,279.96 = 1,191,814.29/x
  3. Step 3: Cross multiply
    1,881,358.74x = 2,595,279.96 × 1,191,814.29
  4. Step 4: Simplify right side
    1,881,358.74x = 3,093,091,742,878.63
  5. Step 5: Solve for x
    x = 3,093,091,742,878.63/1,881,358.74
  6. Step 6: Final answer
    x = 1,644,073.34

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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.