Home / 1,808,987.60-2,711,695.80-1,010,651.60

Finding the Fourth Proportional to 1,808,987.60, 2,711,695.80 and 1,010,651.60

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Solution

The fourth proportional to 1,808,987.60, 2,711,695.80 and 1,010,651.60 is: 1,514,979.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,987.60 : 2,711,695.80 = 1,010,651.60 : x
  2. Step 2: Convert to fraction form
    1,808,987.60/2,711,695.80 = 1,010,651.60/x
  3. Step 3: Cross multiply
    1,808,987.60x = 2,711,695.80 × 1,010,651.60
  4. Step 4: Simplify right side
    1,808,987.60x = 2,740,579,698,983.28
  5. Step 5: Solve for x
    x = 2,740,579,698,983.28/1,808,987.60
  6. Step 6: Final answer
    x = 1,514,979.81

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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.