Home / 1,098,231.36-1,515,547.72-614,800.48

Finding the Fourth Proportional to 1,098,231.36, 1,515,547.72 and 614,800.48

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Solution

The fourth proportional to 1,098,231.36, 1,515,547.72 and 614,800.48 is: 848,418.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,231.36 : 1,515,547.72 = 614,800.48 : x
  2. Step 2: Convert to fraction form
    1,098,231.36/1,515,547.72 = 614,800.48/x
  3. Step 3: Cross multiply
    1,098,231.36x = 1,515,547.72 × 614,800.48
  4. Step 4: Simplify right side
    1,098,231.36x = 931,759,462,081.94
  5. Step 5: Solve for x
    x = 931,759,462,081.94/1,098,231.36
  6. Step 6: Final answer
    x = 848,418.19

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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.