Home / 1,684,063.02-2,323,979.78-920,100.18

Finding the Fourth Proportional to 1,684,063.02, 2,323,979.78 and 920,100.18

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Solution

The fourth proportional to 1,684,063.02, 2,323,979.78 and 920,100.18 is: 1,269,723.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,063.02 : 2,323,979.78 = 920,100.18 : x
  2. Step 2: Convert to fraction form
    1,684,063.02/2,323,979.78 = 920,100.18/x
  3. Step 3: Cross multiply
    1,684,063.02x = 2,323,979.78 × 920,100.18
  4. Step 4: Simplify right side
    1,684,063.02x = 2,138,294,213,894.36
  5. Step 5: Solve for x
    x = 2,138,294,213,894.36/1,684,063.02
  6. Step 6: Final answer
    x = 1,269,723.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.