Home / 1,065,878.43-1,470,996.09-607,012.42

Finding the Fourth Proportional to 1,065,878.43, 1,470,996.09 and 607,012.42

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Solution

The fourth proportional to 1,065,878.43, 1,470,996.09 and 607,012.42 is: 837,724.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,878.43 : 1,470,996.09 = 607,012.42 : x
  2. Step 2: Convert to fraction form
    1,065,878.43/1,470,996.09 = 607,012.42/x
  3. Step 3: Cross multiply
    1,065,878.43x = 1,470,996.09 × 607,012.42
  4. Step 4: Simplify right side
    1,065,878.43x = 892,912,886,011.40
  5. Step 5: Solve for x
    x = 892,912,886,011.40/1,065,878.43
  6. Step 6: Final answer
    x = 837,724.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.