Home / 1,384,951.23-2,076,703.20-626,430.33

Finding the Fourth Proportional to 1,384,951.23, 2,076,703.20 and 626,430.33

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Solution

The fourth proportional to 1,384,951.23, 2,076,703.20 and 626,430.33 is: 939,318.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,951.23 : 2,076,703.20 = 626,430.33 : x
  2. Step 2: Convert to fraction form
    1,384,951.23/2,076,703.20 = 626,430.33/x
  3. Step 3: Cross multiply
    1,384,951.23x = 2,076,703.20 × 626,430.33
  4. Step 4: Simplify right side
    1,384,951.23x = 1,300,909,870,888.06
  5. Step 5: Solve for x
    x = 1,300,909,870,888.06/1,384,951.23
  6. Step 6: Final answer
    x = 939,318.18

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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.