Home / 1,042,830.56-1,439,106.16-565,902.56

Finding the Fourth Proportional to 1,042,830.56, 1,439,106.16 and 565,902.56

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Solution

The fourth proportional to 1,042,830.56, 1,439,106.16 and 565,902.56 is: 780,945.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,830.56 : 1,439,106.16 = 565,902.56 : x
  2. Step 2: Convert to fraction form
    1,042,830.56/1,439,106.16 = 565,902.56/x
  3. Step 3: Cross multiply
    1,042,830.56x = 1,439,106.16 × 565,902.56
  4. Step 4: Simplify right side
    1,042,830.56x = 814,393,860,055.77
  5. Step 5: Solve for x
    x = 814,393,860,055.77/1,042,830.56
  6. Step 6: Final answer
    x = 780,945.53

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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.