Home / 1,666,710.09-2,300,026.73-931,660.74

Finding the Fourth Proportional to 1,666,710.09, 2,300,026.73 and 931,660.74

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Solution

The fourth proportional to 1,666,710.09, 2,300,026.73 and 931,660.74 is: 1,285,673.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,710.09 : 2,300,026.73 = 931,660.74 : x
  2. Step 2: Convert to fraction form
    1,666,710.09/2,300,026.73 = 931,660.74/x
  3. Step 3: Cross multiply
    1,666,710.09x = 2,300,026.73 × 931,660.74
  4. Step 4: Simplify right side
    1,666,710.09x = 2,142,844,600,633.28
  5. Step 5: Solve for x
    x = 2,142,844,600,633.28/1,666,710.09
  6. Step 6: Final answer
    x = 1,285,673.26

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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.