Home / 1,384,001.40-2,076,330.15-710,186.70

Finding the Fourth Proportional to 1,384,001.40, 2,076,330.15 and 710,186.70

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Solution

The fourth proportional to 1,384,001.40, 2,076,330.15 and 710,186.70 is: 1,065,448.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,001.40 : 2,076,330.15 = 710,186.70 : x
  2. Step 2: Convert to fraction form
    1,384,001.40/2,076,330.15 = 710,186.70/x
  3. Step 3: Cross multiply
    1,384,001.40x = 2,076,330.15 × 710,186.70
  4. Step 4: Simplify right side
    1,384,001.40x = 1,474,582,057,339.01
  5. Step 5: Solve for x
    x = 1,474,582,057,339.01/1,384,001.40
  6. Step 6: Final answer
    x = 1,065,448.39

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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.