Home / 1,036,387.47-1,553,401.96-630,684.89

Finding the Fourth Proportional to 1,036,387.47, 1,553,401.96 and 630,684.89

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Solution

The fourth proportional to 1,036,387.47, 1,553,401.96 and 630,684.89 is: 945,309.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,387.47 : 1,553,401.96 = 630,684.89 : x
  2. Step 2: Convert to fraction form
    1,036,387.47/1,553,401.96 = 630,684.89/x
  3. Step 3: Cross multiply
    1,036,387.47x = 1,553,401.96 × 630,684.89
  4. Step 4: Simplify right side
    1,036,387.47x = 979,707,144,268.38
  5. Step 5: Solve for x
    x = 979,707,144,268.38/1,036,387.47
  6. Step 6: Final answer
    x = 945,309.72

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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.