Home / 3,249,342.12-4,483,494.54-1,872,492.78

Finding the Fourth Proportional to 3,249,342.12, 4,483,494.54 and 1,872,492.78

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Solution

The fourth proportional to 3,249,342.12, 4,483,494.54 and 1,872,492.78 is: 2,583,695.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249,342.12 : 4,483,494.54 = 1,872,492.78 : x
  2. Step 2: Convert to fraction form
    3,249,342.12/4,483,494.54 = 1,872,492.78/x
  3. Step 3: Cross multiply
    3,249,342.12x = 4,483,494.54 × 1,872,492.78
  4. Step 4: Simplify right side
    3,249,342.12x = 8,395,311,155,319.42
  5. Step 5: Solve for x
    x = 8,395,311,155,319.42/3,249,342.12
  6. Step 6: Final answer
    x = 2,583,695.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.