Home / 1,028,533.16-1,536,545.06-665,748.74

Finding the Fourth Proportional to 1,028,533.16, 1,536,545.06 and 665,748.74

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Solution

The fourth proportional to 1,028,533.16, 1,536,545.06 and 665,748.74 is: 994,574.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,533.16 : 1,536,545.06 = 665,748.74 : x
  2. Step 2: Convert to fraction form
    1,028,533.16/1,536,545.06 = 665,748.74/x
  3. Step 3: Cross multiply
    1,028,533.16x = 1,536,545.06 × 665,748.74
  4. Step 4: Simplify right side
    1,028,533.16x = 1,022,952,937,648.22
  5. Step 5: Solve for x
    x = 1,022,952,937,648.22/1,028,533.16
  6. Step 6: Final answer
    x = 994,574.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.