Home / 1,105,767.02-1,525,373.20-761,004.40

Finding the Fourth Proportional to 1,105,767.02, 1,525,373.20 and 761,004.40

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Solution

The fourth proportional to 1,105,767.02, 1,525,373.20 and 761,004.40 is: 1,049,783.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,767.02 : 1,525,373.20 = 761,004.40 : x
  2. Step 2: Convert to fraction form
    1,105,767.02/1,525,373.20 = 761,004.40/x
  3. Step 3: Cross multiply
    1,105,767.02x = 1,525,373.20 × 761,004.40
  4. Step 4: Simplify right side
    1,105,767.02x = 1,160,815,711,126.14
  5. Step 5: Solve for x
    x = 1,160,815,711,126.14/1,105,767.02
  6. Step 6: Final answer
    x = 1,049,783.26

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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.