Home / 1,300,783.16-1,949,548.14-626,737.88

Finding the Fourth Proportional to 1,300,783.16, 1,949,548.14 and 626,737.88

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Solution

The fourth proportional to 1,300,783.16, 1,949,548.14 and 626,737.88 is: 939,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,783.16 : 1,949,548.14 = 626,737.88 : x
  2. Step 2: Convert to fraction form
    1,300,783.16/1,949,548.14 = 626,737.88/x
  3. Step 3: Cross multiply
    1,300,783.16x = 1,949,548.14 × 626,737.88
  4. Step 4: Simplify right side
    1,300,783.16x = 1,221,855,668,221.54
  5. Step 5: Solve for x
    x = 1,221,855,668,221.54/1,300,783.16
  6. Step 6: Final answer
    x = 939,323.10

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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.