Home / 1,594,455.60-2,389,021.20-1,120,292.40

Finding the Fourth Proportional to 1,594,455.60, 2,389,021.20 and 1,120,292.40

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Solution

The fourth proportional to 1,594,455.60, 2,389,021.20 and 1,120,292.40 is: 1,678,568.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594,455.60 : 2,389,021.20 = 1,120,292.40 : x
  2. Step 2: Convert to fraction form
    1,594,455.60/2,389,021.20 = 1,120,292.40/x
  3. Step 3: Cross multiply
    1,594,455.60x = 2,389,021.20 × 1,120,292.40
  4. Step 4: Simplify right side
    1,594,455.60x = 2,676,402,293,798.88
  5. Step 5: Solve for x
    x = 2,676,402,293,798.88/1,594,455.60
  6. Step 6: Final answer
    x = 1,678,568.09

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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.