Home / 3,745,386.86-5,618,127.96-1,316,442.06

Finding the Fourth Proportional to 3,745,386.86, 5,618,127.96 and 1,316,442.06

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Solution

The fourth proportional to 3,745,386.86, 5,618,127.96 and 1,316,442.06 is: 1,974,679.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745,386.86 : 5,618,127.96 = 1,316,442.06 : x
  2. Step 2: Convert to fraction form
    3,745,386.86/5,618,127.96 = 1,316,442.06/x
  3. Step 3: Cross multiply
    3,745,386.86x = 5,618,127.96 × 1,316,442.06
  4. Step 4: Simplify right side
    3,745,386.86x = 7,395,939,945,006.00
  5. Step 5: Solve for x
    x = 7,395,939,945,006.00/3,745,386.86
  6. Step 6: Final answer
    x = 1,974,679.85

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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.