Home / 1,584,286.80-2,376,430.20-785,259.60

Finding the Fourth Proportional to 1,584,286.80, 2,376,430.20 and 785,259.60

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Solution

The fourth proportional to 1,584,286.80, 2,376,430.20 and 785,259.60 is: 1,177,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,286.80 : 2,376,430.20 = 785,259.60 : x
  2. Step 2: Convert to fraction form
    1,584,286.80/2,376,430.20 = 785,259.60/x
  3. Step 3: Cross multiply
    1,584,286.80x = 2,376,430.20 × 785,259.60
  4. Step 4: Simplify right side
    1,584,286.80x = 1,866,114,628,279.92
  5. Step 5: Solve for x
    x = 1,866,114,628,279.92/1,584,286.80
  6. Step 6: Final answer
    x = 1,177,889.40

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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.