Home / 893,892.80-1,339,089.60-537,849.20

Finding the Fourth Proportional to 893,892.80, 1,339,089.60 and 537,849.20

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Solution

The fourth proportional to 893,892.80, 1,339,089.60 and 537,849.20 is: 805,721.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,892.80 : 1,339,089.60 = 537,849.20 : x
  2. Step 2: Convert to fraction form
    893,892.80/1,339,089.60 = 537,849.20/x
  3. Step 3: Cross multiply
    893,892.80x = 1,339,089.60 × 537,849.20
  4. Step 4: Simplify right side
    893,892.80x = 720,228,270,088.32
  5. Step 5: Solve for x
    x = 720,228,270,088.32/893,892.80
  6. Step 6: Final answer
    x = 805,721.08

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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.