Home / 1,666,991.16-2,300,448.87-903,047.76

Finding the Fourth Proportional to 1,666,991.16, 2,300,448.87 and 903,047.76

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Solution

The fourth proportional to 1,666,991.16, 2,300,448.87 and 903,047.76 is: 1,246,206.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,991.16 : 2,300,448.87 = 903,047.76 : x
  2. Step 2: Convert to fraction form
    1,666,991.16/2,300,448.87 = 903,047.76/x
  3. Step 3: Cross multiply
    1,666,991.16x = 2,300,448.87 × 903,047.76
  4. Step 4: Simplify right side
    1,666,991.16x = 2,077,415,199,048.03
  5. Step 5: Solve for x
    x = 2,077,415,199,048.03/1,666,991.16
  6. Step 6: Final answer
    x = 1,246,206.49

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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.