Home / 1,383,905.40-2,076,186.15-710,090.70

Finding the Fourth Proportional to 1,383,905.40, 2,076,186.15 and 710,090.70

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Solution

The fourth proportional to 1,383,905.40, 2,076,186.15 and 710,090.70 is: 1,065,304.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,905.40 : 2,076,186.15 = 710,090.70 : x
  2. Step 2: Convert to fraction form
    1,383,905.40/2,076,186.15 = 710,090.70/x
  3. Step 3: Cross multiply
    1,383,905.40x = 2,076,186.15 × 710,090.70
  4. Step 4: Simplify right side
    1,383,905.40x = 1,474,280,476,583.81
  5. Step 5: Solve for x
    x = 1,474,280,476,583.81/1,383,905.40
  6. Step 6: Final answer
    x = 1,065,304.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.