Home / 1,539,951.40-2,309,883.90-698,501.80

Finding the Fourth Proportional to 1,539,951.40, 2,309,883.90 and 698,501.80

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Solution

The fourth proportional to 1,539,951.40, 2,309,883.90 and 698,501.80 is: 1,047,733.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,951.40 : 2,309,883.90 = 698,501.80 : x
  2. Step 2: Convert to fraction form
    1,539,951.40/2,309,883.90 = 698,501.80/x
  3. Step 3: Cross multiply
    1,539,951.40x = 2,309,883.90 × 698,501.80
  4. Step 4: Simplify right side
    1,539,951.40x = 1,613,458,061,941.02
  5. Step 5: Solve for x
    x = 1,613,458,061,941.02/1,539,951.40
  6. Step 6: Final answer
    x = 1,047,733.11

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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.