Home / 4,703,140.72-7,053,955.84-1,290,630.32

Finding the Fourth Proportional to 4,703,140.72, 7,053,955.84 and 1,290,630.32

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Solution

The fourth proportional to 4,703,140.72, 7,053,955.84 and 1,290,630.32 is: 1,935,738.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703,140.72 : 7,053,955.84 = 1,290,630.32 : x
  2. Step 2: Convert to fraction form
    4,703,140.72/7,053,955.84 = 1,290,630.32/x
  3. Step 3: Cross multiply
    4,703,140.72x = 7,053,955.84 × 1,290,630.32
  4. Step 4: Simplify right side
    4,703,140.72x = 9,104,049,283,045.07
  5. Step 5: Solve for x
    x = 9,104,049,283,045.07/4,703,140.72
  6. Step 6: Final answer
    x = 1,935,738.23

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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.