Home / 1,426,508.62-1,968,605.68-773,155.51

Finding the Fourth Proportional to 1,426,508.62, 1,968,605.68 and 773,155.51

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Solution

The fourth proportional to 1,426,508.62, 1,968,605.68 and 773,155.51 is: 1,066,967.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,508.62 : 1,968,605.68 = 773,155.51 : x
  2. Step 2: Convert to fraction form
    1,426,508.62/1,968,605.68 = 773,155.51/x
  3. Step 3: Cross multiply
    1,426,508.62x = 1,968,605.68 × 773,155.51
  4. Step 4: Simplify right side
    1,426,508.62x = 1,522,038,318,666.27
  5. Step 5: Solve for x
    x = 1,522,038,318,666.27/1,426,508.62
  6. Step 6: Final answer
    x = 1,066,967.49

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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.