Home / 1,357,476.57-1,873,266.35-753,903.45

Finding the Fourth Proportional to 1,357,476.57, 1,873,266.35 and 753,903.45

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Solution

The fourth proportional to 1,357,476.57, 1,873,266.35 and 753,903.45 is: 1,040,358.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,476.57 : 1,873,266.35 = 753,903.45 : x
  2. Step 2: Convert to fraction form
    1,357,476.57/1,873,266.35 = 753,903.45/x
  3. Step 3: Cross multiply
    1,357,476.57x = 1,873,266.35 × 753,903.45
  4. Step 4: Simplify right side
    1,357,476.57x = 1,412,261,960,264.39
  5. Step 5: Solve for x
    x = 1,412,261,960,264.39/1,357,476.57
  6. Step 6: Final answer
    x = 1,040,358.26

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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.