Home / 1,518,898.64-2,278,693.56-808,552.40

Finding the Fourth Proportional to 1,518,898.64, 2,278,693.56 and 808,552.40

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Solution

The fourth proportional to 1,518,898.64, 2,278,693.56 and 808,552.40 is: 1,213,012.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,898.64 : 2,278,693.56 = 808,552.40 : x
  2. Step 2: Convert to fraction form
    1,518,898.64/2,278,693.56 = 808,552.40/x
  3. Step 3: Cross multiply
    1,518,898.64x = 2,278,693.56 × 808,552.40
  4. Step 4: Simplify right side
    1,518,898.64x = 1,842,443,146,802.54
  5. Step 5: Solve for x
    x = 1,842,443,146,802.54/1,518,898.64
  6. Step 6: Final answer
    x = 1,213,012.57

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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.