Home / 4,742,621.60-7,104,601.20-2,843,722.40

Finding the Fourth Proportional to 4,742,621.60, 7,104,601.20 and 2,843,722.40

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Solution

The fourth proportional to 4,742,621.60, 7,104,601.20 and 2,843,722.40 is: 4,259,988.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742,621.60 : 7,104,601.20 = 2,843,722.40 : x
  2. Step 2: Convert to fraction form
    4,742,621.60/7,104,601.20 = 2,843,722.40/x
  3. Step 3: Cross multiply
    4,742,621.60x = 7,104,601.20 × 2,843,722.40
  4. Step 4: Simplify right side
    4,742,621.60x = 20,203,513,575,506.88
  5. Step 5: Solve for x
    x = 20,203,513,575,506.88/4,742,621.60
  6. Step 6: Final answer
    x = 4,259,988.52

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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.