Home / 1,344,395.52-1,855,154.88-834,998.40

Finding the Fourth Proportional to 1,344,395.52, 1,855,154.88 and 834,998.40

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Solution

The fourth proportional to 1,344,395.52, 1,855,154.88 and 834,998.40 is: 1,152,228.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,395.52 : 1,855,154.88 = 834,998.40 : x
  2. Step 2: Convert to fraction form
    1,344,395.52/1,855,154.88 = 834,998.40/x
  3. Step 3: Cross multiply
    1,344,395.52x = 1,855,154.88 × 834,998.40
  4. Step 4: Simplify right side
    1,344,395.52x = 1,549,051,356,552.19
  5. Step 5: Solve for x
    x = 1,549,051,356,552.19/1,344,395.52
  6. Step 6: Final answer
    x = 1,152,228.89

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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.