Home / 1,249,322.40-1,874,858.40-801,133.20

Finding the Fourth Proportional to 1,249,322.40, 1,874,858.40 and 801,133.20

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Solution

The fourth proportional to 1,249,322.40, 1,874,858.40 and 801,133.20 is: 1,202,260.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,322.40 : 1,874,858.40 = 801,133.20 : x
  2. Step 2: Convert to fraction form
    1,249,322.40/1,874,858.40 = 801,133.20/x
  3. Step 3: Cross multiply
    1,249,322.40x = 1,874,858.40 × 801,133.20
  4. Step 4: Simplify right side
    1,249,322.40x = 1,502,011,309,538.88
  5. Step 5: Solve for x
    x = 1,502,011,309,538.88/1,249,322.40
  6. Step 6: Final answer
    x = 1,202,260.77

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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.