Home / 1,007,085.03-1,389,795.06-548,212.80

Finding the Fourth Proportional to 1,007,085.03, 1,389,795.06 and 548,212.80

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Solution

The fourth proportional to 1,007,085.03, 1,389,795.06 and 548,212.80 is: 756,543.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,085.03 : 1,389,795.06 = 548,212.80 : x
  2. Step 2: Convert to fraction form
    1,007,085.03/1,389,795.06 = 548,212.80/x
  3. Step 3: Cross multiply
    1,007,085.03x = 1,389,795.06 × 548,212.80
  4. Step 4: Simplify right side
    1,007,085.03x = 761,903,441,268.77
  5. Step 5: Solve for x
    x = 761,903,441,268.77/1,007,085.03
  6. Step 6: Final answer
    x = 756,543.31

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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.