Home / 3,887,999.16-5,365,430.92-2,169,017.16

Finding the Fourth Proportional to 3,887,999.16, 5,365,430.92 and 2,169,017.16

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Solution

The fourth proportional to 3,887,999.16, 5,365,430.92 and 2,169,017.16 is: 2,993,239.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,999.16 : 5,365,430.92 = 2,169,017.16 : x
  2. Step 2: Convert to fraction form
    3,887,999.16/5,365,430.92 = 2,169,017.16/x
  3. Step 3: Cross multiply
    3,887,999.16x = 5,365,430.92 × 2,169,017.16
  4. Step 4: Simplify right side
    3,887,999.16x = 11,637,711,736,274.59
  5. Step 5: Solve for x
    x = 11,637,711,736,274.59/3,887,999.16
  6. Step 6: Final answer
    x = 2,993,239.26

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1.5x scale

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.