Home / 1,577,897.80-2,366,846.70-1,325,955.40

Finding the Fourth Proportional to 1,577,897.80, 2,366,846.70 and 1,325,955.40

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Solution

The fourth proportional to 1,577,897.80, 2,366,846.70 and 1,325,955.40 is: 1,988,933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,897.80 : 2,366,846.70 = 1,325,955.40 : x
  2. Step 2: Convert to fraction form
    1,577,897.80/2,366,846.70 = 1,325,955.40/x
  3. Step 3: Cross multiply
    1,577,897.80x = 2,366,846.70 × 1,325,955.40
  4. Step 4: Simplify right side
    1,577,897.80x = 3,138,333,162,837.18
  5. Step 5: Solve for x
    x = 3,138,333,162,837.18/1,577,897.80
  6. Step 6: Final answer
    x = 1,988,933.10

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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.