Home / 1,220,873.80-1,831,966.80-510,973.60

Finding the Fourth Proportional to 1,220,873.80, 1,831,966.80 and 510,973.60

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Solution

The fourth proportional to 1,220,873.80, 1,831,966.80 and 510,973.60 is: 766,735.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,873.80 : 1,831,966.80 = 510,973.60 : x
  2. Step 2: Convert to fraction form
    1,220,873.80/1,831,966.80 = 510,973.60/x
  3. Step 3: Cross multiply
    1,220,873.80x = 1,831,966.80 × 510,973.60
  4. Step 4: Simplify right side
    1,220,873.80x = 936,086,670,876.48
  5. Step 5: Solve for x
    x = 936,086,670,876.48/1,220,873.80
  6. Step 6: Final answer
    x = 766,735.00

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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.