Home / 1,456,657.16-2,009,047.38-947,522.12

Finding the Fourth Proportional to 1,456,657.16, 2,009,047.38 and 947,522.12

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Solution

The fourth proportional to 1,456,657.16, 2,009,047.38 and 947,522.12 is: 1,306,839.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,657.16 : 2,009,047.38 = 947,522.12 : x
  2. Step 2: Convert to fraction form
    1,456,657.16/2,009,047.38 = 947,522.12/x
  3. Step 3: Cross multiply
    1,456,657.16x = 2,009,047.38 × 947,522.12
  4. Step 4: Simplify right side
    1,456,657.16x = 1,903,616,832,678.05
  5. Step 5: Solve for x
    x = 1,903,616,832,678.05/1,456,657.16
  6. Step 6: Final answer
    x = 1,306,839.31

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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.