Home / 1,249,676.30-1,724,552.88-676,716.32

Finding the Fourth Proportional to 1,249,676.30, 1,724,552.88 and 676,716.32

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Solution

The fourth proportional to 1,249,676.30, 1,724,552.88 and 676,716.32 is: 933,868.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,676.30 : 1,724,552.88 = 676,716.32 : x
  2. Step 2: Convert to fraction form
    1,249,676.30/1,724,552.88 = 676,716.32/x
  3. Step 3: Cross multiply
    1,249,676.30x = 1,724,552.88 × 676,716.32
  4. Step 4: Simplify right side
    1,249,676.30x = 1,167,033,080,372.70
  5. Step 5: Solve for x
    x = 1,167,033,080,372.70/1,249,676.30
  6. Step 6: Final answer
    x = 933,868.30

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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.