Home / 1,010,963.72-1,516,416.24-411,776.72

Finding the Fourth Proportional to 1,010,963.72, 1,516,416.24 and 411,776.72

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Solution

The fourth proportional to 1,010,963.72, 1,516,416.24 and 411,776.72 is: 617,653.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,963.72 : 1,516,416.24 = 411,776.72 : x
  2. Step 2: Convert to fraction form
    1,010,963.72/1,516,416.24 = 411,776.72/x
  3. Step 3: Cross multiply
    1,010,963.72x = 1,516,416.24 × 411,776.72
  4. Step 4: Simplify right side
    1,010,963.72x = 624,424,905,461.93
  5. Step 5: Solve for x
    x = 624,424,905,461.93/1,010,963.72
  6. Step 6: Final answer
    x = 617,653.13

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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.