Home / 1,064,870.12-1,469,580.34-581,480.16

Finding the Fourth Proportional to 1,064,870.12, 1,469,580.34 and 581,480.16

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Solution

The fourth proportional to 1,064,870.12, 1,469,580.34 and 581,480.16 is: 802,475.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,870.12 : 1,469,580.34 = 581,480.16 : x
  2. Step 2: Convert to fraction form
    1,064,870.12/1,469,580.34 = 581,480.16/x
  3. Step 3: Cross multiply
    1,064,870.12x = 1,469,580.34 × 581,480.16
  4. Step 4: Simplify right side
    1,064,870.12x = 854,531,811,236.06
  5. Step 5: Solve for x
    x = 854,531,811,236.06/1,064,870.12
  6. Step 6: Final answer
    x = 802,475.15

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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.