Home / 3,531,000.30-5,296,500.45-972,210.30

Finding the Fourth Proportional to 3,531,000.30, 5,296,500.45 and 972,210.30

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Solution

The fourth proportional to 3,531,000.30, 5,296,500.45 and 972,210.30 is: 1,458,315.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531,000.30 : 5,296,500.45 = 972,210.30 : x
  2. Step 2: Convert to fraction form
    3,531,000.30/5,296,500.45 = 972,210.30/x
  3. Step 3: Cross multiply
    3,531,000.30x = 5,296,500.45 × 972,210.30
  4. Step 4: Simplify right side
    3,531,000.30x = 5,149,312,291,444.64
  5. Step 5: Solve for x
    x = 5,149,312,291,444.64/3,531,000.30
  6. Step 6: Final answer
    x = 1,458,315.45

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Similar ratio
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1.5x scale

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.