Home / 1,370,510.20-2,054,015.70-1,053,395.20

Finding the Fourth Proportional to 1,370,510.20, 2,054,015.70 and 1,053,395.20

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Solution

The fourth proportional to 1,370,510.20, 2,054,015.70 and 1,053,395.20 is: 1,578,748.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,510.20 : 2,054,015.70 = 1,053,395.20 : x
  2. Step 2: Convert to fraction form
    1,370,510.20/2,054,015.70 = 1,053,395.20/x
  3. Step 3: Cross multiply
    1,370,510.20x = 2,054,015.70 × 1,053,395.20
  4. Step 4: Simplify right side
    1,370,510.20x = 2,163,690,279,104.64
  5. Step 5: Solve for x
    x = 2,163,690,279,104.64/1,370,510.20
  6. Step 6: Final answer
    x = 1,578,748.03

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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.