Home / 1,343,177.64-1,853,715.78-1,003,055.40

Finding the Fourth Proportional to 1,343,177.64, 1,853,715.78 and 1,003,055.40

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Solution

The fourth proportional to 1,343,177.64, 1,853,715.78 and 1,003,055.40 is: 1,384,314.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,177.64 : 1,853,715.78 = 1,003,055.40 : x
  2. Step 2: Convert to fraction form
    1,343,177.64/1,853,715.78 = 1,003,055.40/x
  3. Step 3: Cross multiply
    1,343,177.64x = 1,853,715.78 × 1,003,055.40
  4. Step 4: Simplify right side
    1,343,177.64x = 1,859,379,623,194.21
  5. Step 5: Solve for x
    x = 1,859,379,623,194.21/1,343,177.64
  6. Step 6: Final answer
    x = 1,384,314.01

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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.