Home / 4,200,410.40-6,300,615.60-1,208,594.40

Finding the Fourth Proportional to 4,200,410.40, 6,300,615.60 and 1,208,594.40

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Solution

The fourth proportional to 4,200,410.40, 6,300,615.60 and 1,208,594.40 is: 1,812,891.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200,410.40 : 6,300,615.60 = 1,208,594.40 : x
  2. Step 2: Convert to fraction form
    4,200,410.40/6,300,615.60 = 1,208,594.40/x
  3. Step 3: Cross multiply
    4,200,410.40x = 6,300,615.60 × 1,208,594.40
  4. Step 4: Simplify right side
    4,200,410.40x = 7,614,888,730,712.64
  5. Step 5: Solve for x
    x = 7,614,888,730,712.64/4,200,410.40
  6. Step 6: Final answer
    x = 1,812,891.60

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1.5x scale

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.