Home / 1,374,386.67-2,061,774.41-427,853.07

Finding the Fourth Proportional to 1,374,386.67, 2,061,774.41 and 427,853.07

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Solution

The fourth proportional to 1,374,386.67, 2,061,774.41 and 427,853.07 is: 641,840.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,386.67 : 2,061,774.41 = 427,853.07 : x
  2. Step 2: Convert to fraction form
    1,374,386.67/2,061,774.41 = 427,853.07/x
  3. Step 3: Cross multiply
    1,374,386.67x = 2,061,774.41 × 427,853.07
  4. Step 4: Simplify right side
    1,374,386.67x = 882,136,508,826.67
  5. Step 5: Solve for x
    x = 882,136,508,826.67/1,374,386.67
  6. Step 6: Final answer
    x = 641,840.12

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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.