Home / 1,090,642.60-1,635,307.80-559,201.60

Finding the Fourth Proportional to 1,090,642.60, 1,635,307.80 and 559,201.60

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Solution

The fourth proportional to 1,090,642.60, 1,635,307.80 and 559,201.60 is: 838,466.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,642.60 : 1,635,307.80 = 559,201.60 : x
  2. Step 2: Convert to fraction form
    1,090,642.60/1,635,307.80 = 559,201.60/x
  3. Step 3: Cross multiply
    1,090,642.60x = 1,635,307.80 × 559,201.60
  4. Step 4: Simplify right side
    1,090,642.60x = 914,466,738,252.48
  5. Step 5: Solve for x
    x = 914,466,738,252.48/1,090,642.60
  6. Step 6: Final answer
    x = 838,466.00

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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.