Home / 1,466,031.51-2,201,465.72-989,322.01

Finding the Fourth Proportional to 1,466,031.51, 2,201,465.72 and 989,322.01

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Solution

The fourth proportional to 1,466,031.51, 2,201,465.72 and 989,322.01 is: 1,485,615.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466,031.51 : 2,201,465.72 = 989,322.01 : x
  2. Step 2: Convert to fraction form
    1,466,031.51/2,201,465.72 = 989,322.01/x
  3. Step 3: Cross multiply
    1,466,031.51x = 2,201,465.72 × 989,322.01
  4. Step 4: Simplify right side
    1,466,031.51x = 2,177,958,488,026.14
  5. Step 5: Solve for x
    x = 2,177,958,488,026.14/1,466,031.51
  6. Step 6: Final answer
    x = 1,485,615.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.