Home / 1,591,292.45-2,386,873.93-393,184.59

Finding the Fourth Proportional to 1,591,292.45, 2,386,873.93 and 393,184.59

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Solution

The fourth proportional to 1,591,292.45, 2,386,873.93 and 393,184.59 is: 589,760.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,292.45 : 2,386,873.93 = 393,184.59 : x
  2. Step 2: Convert to fraction form
    1,591,292.45/2,386,873.93 = 393,184.59/x
  3. Step 3: Cross multiply
    1,591,292.45x = 2,386,873.93 × 393,184.59
  4. Step 4: Simplify right side
    1,591,292.45x = 938,482,047,548.74
  5. Step 5: Solve for x
    x = 938,482,047,548.74/1,591,292.45
  6. Step 6: Final answer
    x = 589,760.89

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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.