Home / 1,007,075.48-1,389,795.46-548,220.60

Finding the Fourth Proportional to 1,007,075.48, 1,389,795.46 and 548,220.60

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Solution

The fourth proportional to 1,007,075.48, 1,389,795.46 and 548,220.60 is: 756,561.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,075.48 : 1,389,795.46 = 548,220.60 : x
  2. Step 2: Convert to fraction form
    1,007,075.48/1,389,795.46 = 548,220.60/x
  3. Step 3: Cross multiply
    1,007,075.48x = 1,389,795.46 × 548,220.60
  4. Step 4: Simplify right side
    1,007,075.48x = 761,914,499,587.93
  5. Step 5: Solve for x
    x = 761,914,499,587.93/1,007,075.48
  6. Step 6: Final answer
    x = 756,561.47

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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.