Home / 1,937,346.74-2,673,666.27-1,077,908.78

Finding the Fourth Proportional to 1,937,346.74, 2,673,666.27 and 1,077,908.78

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Solution

The fourth proportional to 1,937,346.74, 2,673,666.27 and 1,077,908.78 is: 1,487,585.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,346.74 : 2,673,666.27 = 1,077,908.78 : x
  2. Step 2: Convert to fraction form
    1,937,346.74/2,673,666.27 = 1,077,908.78/x
  3. Step 3: Cross multiply
    1,937,346.74x = 2,673,666.27 × 1,077,908.78
  4. Step 4: Simplify right side
    1,937,346.74x = 2,881,968,347,222.85
  5. Step 5: Solve for x
    x = 2,881,968,347,222.85/1,937,346.74
  6. Step 6: Final answer
    x = 1,487,585.20

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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.