Home / 1,223,357.60-1,835,036.64-381,981.44

Finding the Fourth Proportional to 1,223,357.60, 1,835,036.64 and 381,981.44

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Solution

The fourth proportional to 1,223,357.60, 1,835,036.64 and 381,981.44 is: 572,972.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,357.60 : 1,835,036.64 = 381,981.44 : x
  2. Step 2: Convert to fraction form
    1,223,357.60/1,835,036.64 = 381,981.44/x
  3. Step 3: Cross multiply
    1,223,357.60x = 1,835,036.64 × 381,981.44
  4. Step 4: Simplify right side
    1,223,357.60x = 700,949,938,199.96
  5. Step 5: Solve for x
    x = 700,949,938,199.96/1,223,357.60
  6. Step 6: Final answer
    x = 572,972.23

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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.