Home / 1,638,166.60-2,456,666.70-740,038.60

Finding the Fourth Proportional to 1,638,166.60, 2,456,666.70 and 740,038.60

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Solution

The fourth proportional to 1,638,166.60, 2,456,666.70 and 740,038.60 is: 1,109,794.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,166.60 : 2,456,666.70 = 740,038.60 : x
  2. Step 2: Convert to fraction form
    1,638,166.60/2,456,666.70 = 740,038.60/x
  3. Step 3: Cross multiply
    1,638,166.60x = 2,456,666.70 × 740,038.60
  4. Step 4: Simplify right side
    1,638,166.60x = 1,818,028,185,334.62
  5. Step 5: Solve for x
    x = 1,818,028,185,334.62/1,638,166.60
  6. Step 6: Final answer
    x = 1,109,794.44

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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.