Home / 4,752,032.60-7,128,048.90-1,719,392.60

Finding the Fourth Proportional to 4,752,032.60, 7,128,048.90 and 1,719,392.60

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Solution

The fourth proportional to 4,752,032.60, 7,128,048.90 and 1,719,392.60 is: 2,579,088.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752,032.60 : 7,128,048.90 = 1,719,392.60 : x
  2. Step 2: Convert to fraction form
    4,752,032.60/7,128,048.90 = 1,719,392.60/x
  3. Step 3: Cross multiply
    4,752,032.60x = 7,128,048.90 × 1,719,392.60
  4. Step 4: Simplify right side
    4,752,032.60x = 12,255,914,531,098.14
  5. Step 5: Solve for x
    x = 12,255,914,531,098.14/4,752,032.60
  6. Step 6: Final answer
    x = 2,579,088.90

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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.