Home / 1,066,916.86-1,472,880.66-824,651.94

Finding the Fourth Proportional to 1,066,916.86, 1,472,880.66 and 824,651.94

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Solution

The fourth proportional to 1,066,916.86, 1,472,880.66 and 824,651.94 is: 1,138,433.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,916.86 : 1,472,880.66 = 824,651.94 : x
  2. Step 2: Convert to fraction form
    1,066,916.86/1,472,880.66 = 824,651.94/x
  3. Step 3: Cross multiply
    1,066,916.86x = 1,472,880.66 × 824,651.94
  4. Step 4: Simplify right side
    1,066,916.86x = 1,214,613,893,657.48
  5. Step 5: Solve for x
    x = 1,214,613,893,657.48/1,066,916.86
  6. Step 6: Final answer
    x = 1,138,433.50

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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.