Home / 1,299,692.90-1,948,210.14-500,661.38

Finding the Fourth Proportional to 1,299,692.90, 1,948,210.14 and 500,661.38

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Solution

The fourth proportional to 1,299,692.90, 1,948,210.14 and 500,661.38 is: 750,480.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,692.90 : 1,948,210.14 = 500,661.38 : x
  2. Step 2: Convert to fraction form
    1,299,692.90/1,948,210.14 = 500,661.38/x
  3. Step 3: Cross multiply
    1,299,692.90x = 1,948,210.14 × 500,661.38
  4. Step 4: Simplify right side
    1,299,692.90x = 975,393,577,222.39
  5. Step 5: Solve for x
    x = 975,393,577,222.39/1,299,692.90
  6. Step 6: Final answer
    x = 750,480.04

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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.