Home / 3,291,920.40-4,937,880.60-1,402,352.40

Finding the Fourth Proportional to 3,291,920.40, 4,937,880.60 and 1,402,352.40

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Solution

The fourth proportional to 3,291,920.40, 4,937,880.60 and 1,402,352.40 is: 2,103,528.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291,920.40 : 4,937,880.60 = 1,402,352.40 : x
  2. Step 2: Convert to fraction form
    3,291,920.40/4,937,880.60 = 1,402,352.40/x
  3. Step 3: Cross multiply
    3,291,920.40x = 4,937,880.60 × 1,402,352.40
  4. Step 4: Simplify right side
    3,291,920.40x = 6,924,648,710,323.44
  5. Step 5: Solve for x
    x = 6,924,648,710,323.44/3,291,920.40
  6. Step 6: Final answer
    x = 2,103,528.60

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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.