Home / 1,385,849.52-1,898,581.86-1,334,039.40

Finding the Fourth Proportional to 1,385,849.52, 1,898,581.86 and 1,334,039.40

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Solution

The fourth proportional to 1,385,849.52, 1,898,581.86 and 1,334,039.40 is: 1,827,603.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,849.52 : 1,898,581.86 = 1,334,039.40 : x
  2. Step 2: Convert to fraction form
    1,385,849.52/1,898,581.86 = 1,334,039.40/x
  3. Step 3: Cross multiply
    1,385,849.52x = 1,898,581.86 × 1,334,039.40
  4. Step 4: Simplify right side
    1,385,849.52x = 2,532,783,005,365.28
  5. Step 5: Solve for x
    x = 2,532,783,005,365.28/1,385,849.52
  6. Step 6: Final answer
    x = 1,827,603.19

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.