Home / 2,913,603.40-4,370,405.10-2,606,548.60

Finding the Fourth Proportional to 2,913,603.40, 4,370,405.10 and 2,606,548.60

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Solution

The fourth proportional to 2,913,603.40, 4,370,405.10 and 2,606,548.60 is: 3,909,822.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,603.40 : 4,370,405.10 = 2,606,548.60 : x
  2. Step 2: Convert to fraction form
    2,913,603.40/4,370,405.10 = 2,606,548.60/x
  3. Step 3: Cross multiply
    2,913,603.40x = 4,370,405.10 × 2,606,548.60
  4. Step 4: Simplify right side
    2,913,603.40x = 11,391,673,294,837.86
  5. Step 5: Solve for x
    x = 11,391,673,294,837.86/2,913,603.40
  6. Step 6: Final answer
    x = 3,909,822.90

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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.