Home / 1,277,412.93-1,762,749-733,165.83

Finding the Fourth Proportional to 1,277,412.93, 1,762,749 and 733,165.83

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Solution

The fourth proportional to 1,277,412.93, 1,762,749 and 733,165.83 is: 1,011,722.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,412.93 : 1,762,749 = 733,165.83 : x
  2. Step 2: Convert to fraction form
    1,277,412.93/1,762,749 = 733,165.83/x
  3. Step 3: Cross multiply
    1,277,412.93x = 1,762,749 × 733,165.83
  4. Step 4: Simplify right side
    1,277,412.93x = 1,292,387,333,666.67
  5. Step 5: Solve for x
    x = 1,292,387,333,666.67/1,277,412.93
  6. Step 6: Final answer
    x = 1,011,722.45

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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.