Home / 1,039,760.40-1,559,640.60-590,307.60

Finding the Fourth Proportional to 1,039,760.40, 1,559,640.60 and 590,307.60

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Solution

The fourth proportional to 1,039,760.40, 1,559,640.60 and 590,307.60 is: 885,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,760.40 : 1,559,640.60 = 590,307.60 : x
  2. Step 2: Convert to fraction form
    1,039,760.40/1,559,640.60 = 590,307.60/x
  3. Step 3: Cross multiply
    1,039,760.40x = 1,559,640.60 × 590,307.60
  4. Step 4: Simplify right side
    1,039,760.40x = 920,667,699,448.56
  5. Step 5: Solve for x
    x = 920,667,699,448.56/1,039,760.40
  6. Step 6: Final answer
    x = 885,461.40

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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.