Home / 1,249,317.12-1,724,067-676,366.92

Finding the Fourth Proportional to 1,249,317.12, 1,724,067 and 676,366.92

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Solution

The fourth proportional to 1,249,317.12, 1,724,067 and 676,366.92 is: 933,391.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,317.12 : 1,724,067 = 676,366.92 : x
  2. Step 2: Convert to fraction form
    1,249,317.12/1,724,067 = 676,366.92/x
  3. Step 3: Cross multiply
    1,249,317.12x = 1,724,067 × 676,366.92
  4. Step 4: Simplify right side
    1,249,317.12x = 1,166,101,886,663.64
  5. Step 5: Solve for x
    x = 1,166,101,886,663.64/1,249,317.12
  6. Step 6: Final answer
    x = 933,391.42

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Double scale
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1.5x scale

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.