Home / 1,579,937.40-2,366,406.90-1,300,001.40

Finding the Fourth Proportional to 1,579,937.40, 2,366,406.90 and 1,300,001.40

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Solution

The fourth proportional to 1,579,937.40, 2,366,406.90 and 1,300,001.40 is: 1,947,122.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,937.40 : 2,366,406.90 = 1,300,001.40 : x
  2. Step 2: Convert to fraction form
    1,579,937.40/2,366,406.90 = 1,300,001.40/x
  3. Step 3: Cross multiply
    1,579,937.40x = 2,366,406.90 × 1,300,001.40
  4. Step 4: Simplify right side
    1,579,937.40x = 3,076,332,282,969.66
  5. Step 5: Solve for x
    x = 3,076,332,282,969.66/1,579,937.40
  6. Step 6: Final answer
    x = 1,947,122.89

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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.