Home / 3,532,402.60-5,298,603.90-1,289,415.40

Finding the Fourth Proportional to 3,532,402.60, 5,298,603.90 and 1,289,415.40

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Solution

The fourth proportional to 3,532,402.60, 5,298,603.90 and 1,289,415.40 is: 1,934,123.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532,402.60 : 5,298,603.90 = 1,289,415.40 : x
  2. Step 2: Convert to fraction form
    3,532,402.60/5,298,603.90 = 1,289,415.40/x
  3. Step 3: Cross multiply
    3,532,402.60x = 5,298,603.90 × 1,289,415.40
  4. Step 4: Simplify right side
    3,532,402.60x = 6,832,101,467,160.06
  5. Step 5: Solve for x
    x = 6,832,101,467,160.06/3,532,402.60
  6. Step 6: Final answer
    x = 1,934,123.10

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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.