Home / 1,560,109.60-2,335,498.80-928,698.40

Finding the Fourth Proportional to 1,560,109.60, 2,335,498.80 and 928,698.40

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Solution

The fourth proportional to 1,560,109.60, 2,335,498.80 and 928,698.40 is: 1,390,270.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,109.60 : 2,335,498.80 = 928,698.40 : x
  2. Step 2: Convert to fraction form
    1,560,109.60/2,335,498.80 = 928,698.40/x
  3. Step 3: Cross multiply
    1,560,109.60x = 2,335,498.80 × 928,698.40
  4. Step 4: Simplify right side
    1,560,109.60x = 2,168,973,998,761.92
  5. Step 5: Solve for x
    x = 2,168,973,998,761.92/1,560,109.60
  6. Step 6: Final answer
    x = 1,390,270.27

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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.