Home / 1,456,714.23-2,011,534.97-913,783.28

Finding the Fourth Proportional to 1,456,714.23, 2,011,534.97 and 913,783.28

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Solution

The fourth proportional to 1,456,714.23, 2,011,534.97 and 913,783.28 is: 1,261,817.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,714.23 : 2,011,534.97 = 913,783.28 : x
  2. Step 2: Convert to fraction form
    1,456,714.23/2,011,534.97 = 913,783.28/x
  3. Step 3: Cross multiply
    1,456,714.23x = 2,011,534.97 × 913,783.28
  4. Step 4: Simplify right side
    1,456,714.23x = 1,838,107,008,094.71
  5. Step 5: Solve for x
    x = 1,838,107,008,094.71/1,456,714.23
  6. Step 6: Final answer
    x = 1,261,817.16

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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.