Home / 1,238,527.30-1,858,136.55-607,461.70

Finding the Fourth Proportional to 1,238,527.30, 1,858,136.55 and 607,461.70

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Solution

The fourth proportional to 1,238,527.30, 1,858,136.55 and 607,461.70 is: 911,362.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,527.30 : 1,858,136.55 = 607,461.70 : x
  2. Step 2: Convert to fraction form
    1,238,527.30/1,858,136.55 = 607,461.70/x
  3. Step 3: Cross multiply
    1,238,527.30x = 1,858,136.55 × 607,461.70
  4. Step 4: Simplify right side
    1,238,527.30x = 1,128,746,787,495.14
  5. Step 5: Solve for x
    x = 1,128,746,787,495.14/1,238,527.30
  6. Step 6: Final answer
    x = 911,362.06

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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.