Home / 1,828,009.60-2,745,124.80-1,355,228.80

Finding the Fourth Proportional to 1,828,009.60, 2,745,124.80 and 1,355,228.80

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Solution

The fourth proportional to 1,828,009.60, 2,745,124.80 and 1,355,228.80 is: 2,035,149.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,009.60 : 2,745,124.80 = 1,355,228.80 : x
  2. Step 2: Convert to fraction form
    1,828,009.60/2,745,124.80 = 1,355,228.80/x
  3. Step 3: Cross multiply
    1,828,009.60x = 2,745,124.80 × 1,355,228.80
  4. Step 4: Simplify right side
    1,828,009.60x = 3,720,272,188,554.24
  5. Step 5: Solve for x
    x = 3,720,272,188,554.24/1,828,009.60
  6. Step 6: Final answer
    x = 2,035,149.15

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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.