Home / 4,973,643.20-7,460,464.80-1,778,873.60

Finding the Fourth Proportional to 4,973,643.20, 7,460,464.80 and 1,778,873.60

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Solution

The fourth proportional to 4,973,643.20, 7,460,464.80 and 1,778,873.60 is: 2,668,310.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973,643.20 : 7,460,464.80 = 1,778,873.60 : x
  2. Step 2: Convert to fraction form
    4,973,643.20/7,460,464.80 = 1,778,873.60/x
  3. Step 3: Cross multiply
    4,973,643.20x = 7,460,464.80 × 1,778,873.60
  4. Step 4: Simplify right side
    4,973,643.20x = 13,271,223,876,449.28
  5. Step 5: Solve for x
    x = 13,271,223,876,449.28/4,973,643.20
  6. Step 6: Final answer
    x = 2,668,310.40

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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.