Home / 1,392,204.90-2,088,307.35-972,300.90

Finding the Fourth Proportional to 1,392,204.90, 2,088,307.35 and 972,300.90

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Solution

The fourth proportional to 1,392,204.90, 2,088,307.35 and 972,300.90 is: 1,458,451.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,204.90 : 2,088,307.35 = 972,300.90 : x
  2. Step 2: Convert to fraction form
    1,392,204.90/2,088,307.35 = 972,300.90/x
  3. Step 3: Cross multiply
    1,392,204.90x = 2,088,307.35 × 972,300.90
  4. Step 4: Simplify right side
    1,392,204.90x = 2,030,463,115,881.62
  5. Step 5: Solve for x
    x = 2,030,463,115,881.62/1,392,204.90
  6. Step 6: Final answer
    x = 1,458,451.35

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Similar ratio
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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.