Home / 1,666,972.68-2,300,420.22-903,029.40

Finding the Fourth Proportional to 1,666,972.68, 2,300,420.22 and 903,029.40

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Solution

The fourth proportional to 1,666,972.68, 2,300,420.22 and 903,029.40 is: 1,246,179.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,972.68 : 2,300,420.22 = 903,029.40 : x
  2. Step 2: Convert to fraction form
    1,666,972.68/2,300,420.22 = 903,029.40/x
  3. Step 3: Cross multiply
    1,666,972.68x = 2,300,420.22 × 903,029.40
  4. Step 4: Simplify right side
    1,666,972.68x = 2,077,347,091,014.47
  5. Step 5: Solve for x
    x = 2,077,347,091,014.47/1,666,972.68
  6. Step 6: Final answer
    x = 1,246,179.45

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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.