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Finding the Fourth Proportional to 885,802.40, 1,237,324 and 885,802.40

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Solution

The fourth proportional to 885,802.40, 1,237,324 and 885,802.40 is: 1,237,324

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,802.40 : 1,237,324 = 885,802.40 : x
  2. Step 2: Convert to fraction form
    885,802.40/1,237,324 = 885,802.40/x
  3. Step 3: Cross multiply
    885,802.40x = 1,237,324 × 885,802.40
  4. Step 4: Simplify right side
    885,802.40x = 1,096,024,568,777.60
  5. Step 5: Solve for x
    x = 1,096,024,568,777.60/885,802.40
  6. Step 6: Final answer
    x = 1,237,324

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.