Home / 1,007,030.06-1,389,738.18-548,122.46

Finding the Fourth Proportional to 1,007,030.06, 1,389,738.18 and 548,122.46

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Solution

The fourth proportional to 1,007,030.06, 1,389,738.18 and 548,122.46 is: 756,428.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,030.06 : 1,389,738.18 = 548,122.46 : x
  2. Step 2: Convert to fraction form
    1,007,030.06/1,389,738.18 = 548,122.46/x
  3. Step 3: Cross multiply
    1,007,030.06x = 1,389,738.18 × 548,122.46
  4. Step 4: Simplify right side
    1,007,030.06x = 761,746,709,977.52
  5. Step 5: Solve for x
    x = 761,746,709,977.52/1,007,030.06
  6. Step 6: Final answer
    x = 756,428.97

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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.