Home / 1,064,870.38-1,469,580.66-581,480.40

Finding the Fourth Proportional to 1,064,870.38, 1,469,580.66 and 581,480.40

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Solution

The fourth proportional to 1,064,870.38, 1,469,580.66 and 581,480.40 is: 802,475.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,870.38 : 1,469,580.66 = 581,480.40 : x
  2. Step 2: Convert to fraction form
    1,064,870.38/1,469,580.66 = 581,480.40/x
  3. Step 3: Cross multiply
    1,064,870.38x = 1,469,580.66 × 581,480.40
  4. Step 4: Simplify right side
    1,064,870.38x = 854,532,350,009.06
  5. Step 5: Solve for x
    x = 854,532,350,009.06/1,064,870.38
  6. Step 6: Final answer
    x = 802,475.46

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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.