Home / 1,017,729.40-1,528,100.70-569,345.80

Finding the Fourth Proportional to 1,017,729.40, 1,528,100.70 and 569,345.80

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Solution

The fourth proportional to 1,017,729.40, 1,528,100.70 and 569,345.80 is: 854,861.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,729.40 : 1,528,100.70 = 569,345.80 : x
  2. Step 2: Convert to fraction form
    1,017,729.40/1,528,100.70 = 569,345.80/x
  3. Step 3: Cross multiply
    1,017,729.40x = 1,528,100.70 × 569,345.80
  4. Step 4: Simplify right side
    1,017,729.40x = 870,017,715,522.06
  5. Step 5: Solve for x
    x = 870,017,715,522.06/1,017,729.40
  6. Step 6: Final answer
    x = 854,861.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.