Home / 1,613,405.45-2,226,415.02-888,111.50

Finding the Fourth Proportional to 1,613,405.45, 2,226,415.02 and 888,111.50

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Solution

The fourth proportional to 1,613,405.45, 2,226,415.02 and 888,111.50 is: 1,225,547.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,405.45 : 2,226,415.02 = 888,111.50 : x
  2. Step 2: Convert to fraction form
    1,613,405.45/2,226,415.02 = 888,111.50/x
  3. Step 3: Cross multiply
    1,613,405.45x = 2,226,415.02 × 888,111.50
  4. Step 4: Simplify right side
    1,613,405.45x = 1,977,304,783,034.73
  5. Step 5: Solve for x
    x = 1,977,304,783,034.73/1,613,405.45
  6. Step 6: Final answer
    x = 1,225,547.36

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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.