Home / 1,030,808.84-1,422,587.22-578,129

Finding the Fourth Proportional to 1,030,808.84, 1,422,587.22 and 578,129

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Solution

The fourth proportional to 1,030,808.84, 1,422,587.22 and 578,129 is: 797,857.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,808.84 : 1,422,587.22 = 578,129 : x
  2. Step 2: Convert to fraction form
    1,030,808.84/1,422,587.22 = 578,129/x
  3. Step 3: Cross multiply
    1,030,808.84x = 1,422,587.22 × 578,129
  4. Step 4: Simplify right side
    1,030,808.84x = 822,438,926,911.38
  5. Step 5: Solve for x
    x = 822,438,926,911.38/1,030,808.84
  6. Step 6: Final answer
    x = 797,857.85

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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.