Home / 1,626,663.51-2,242,800.22-1,319,871.15

Finding the Fourth Proportional to 1,626,663.51, 2,242,800.22 and 1,319,871.15

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Solution

The fourth proportional to 1,626,663.51, 2,242,800.22 and 1,319,871.15 is: 1,819,803.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,663.51 : 2,242,800.22 = 1,319,871.15 : x
  2. Step 2: Convert to fraction form
    1,626,663.51/2,242,800.22 = 1,319,871.15/x
  3. Step 3: Cross multiply
    1,626,663.51x = 2,242,800.22 × 1,319,871.15
  4. Step 4: Simplify right side
    1,626,663.51x = 2,960,207,305,591.65
  5. Step 5: Solve for x
    x = 2,960,207,305,591.65/1,626,663.51
  6. Step 6: Final answer
    x = 1,819,803.10

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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.