Home / 1,929,929.10-2,896,276.05-808,802.70

Finding the Fourth Proportional to 1,929,929.10, 2,896,276.05 and 808,802.70

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Solution

The fourth proportional to 1,929,929.10, 2,896,276.05 and 808,802.70 is: 1,213,783.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,929.10 : 2,896,276.05 = 808,802.70 : x
  2. Step 2: Convert to fraction form
    1,929,929.10/2,896,276.05 = 808,802.70/x
  3. Step 3: Cross multiply
    1,929,929.10x = 2,896,276.05 × 808,802.70
  4. Step 4: Simplify right side
    1,929,929.10x = 2,342,515,889,185.33
  5. Step 5: Solve for x
    x = 2,342,515,889,185.33/1,929,929.10
  6. Step 6: Final answer
    x = 1,213,783.39

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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.