Home / 3,539,123.60-5,307,648.60-1,645,408.40

Finding the Fourth Proportional to 3,539,123.60, 5,307,648.60 and 1,645,408.40

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Solution

The fourth proportional to 3,539,123.60, 5,307,648.60 and 1,645,408.40 is: 2,467,630.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539,123.60 : 5,307,648.60 = 1,645,408.40 : x
  2. Step 2: Convert to fraction form
    3,539,123.60/5,307,648.60 = 1,645,408.40/x
  3. Step 3: Cross multiply
    3,539,123.60x = 5,307,648.60 × 1,645,408.40
  4. Step 4: Simplify right side
    3,539,123.60x = 8,733,249,590,688.24
  5. Step 5: Solve for x
    x = 8,733,249,590,688.24/3,539,123.60
  6. Step 6: Final answer
    x = 2,467,630.57

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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.