Home / 1,023,710.90-1,535,681.55-313,733.30

Finding the Fourth Proportional to 1,023,710.90, 1,535,681.55 and 313,733.30

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Solution

The fourth proportional to 1,023,710.90, 1,535,681.55 and 313,733.30 is: 470,635.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,710.90 : 1,535,681.55 = 313,733.30 : x
  2. Step 2: Convert to fraction form
    1,023,710.90/1,535,681.55 = 313,733.30/x
  3. Step 3: Cross multiply
    1,023,710.90x = 1,535,681.55 × 313,733.30
  4. Step 4: Simplify right side
    1,023,710.90x = 481,794,440,430.62
  5. Step 5: Solve for x
    x = 481,794,440,430.62/1,023,710.90
  6. Step 6: Final answer
    x = 470,635.25

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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.