Home / 3,168,001.60-4,752,002.40-1,038,155.20

Finding the Fourth Proportional to 3,168,001.60, 4,752,002.40 and 1,038,155.20

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Solution

The fourth proportional to 3,168,001.60, 4,752,002.40 and 1,038,155.20 is: 1,557,232.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,001.60 : 4,752,002.40 = 1,038,155.20 : x
  2. Step 2: Convert to fraction form
    3,168,001.60/4,752,002.40 = 1,038,155.20/x
  3. Step 3: Cross multiply
    3,168,001.60x = 4,752,002.40 × 1,038,155.20
  4. Step 4: Simplify right side
    3,168,001.60x = 4,933,316,001,972.48
  5. Step 5: Solve for x
    x = 4,933,316,001,972.48/3,168,001.60
  6. Step 6: Final answer
    x = 1,557,232.80

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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.