Home / 1,349,536.60-2,023,008.90-780,333.40

Finding the Fourth Proportional to 1,349,536.60, 2,023,008.90 and 780,333.40

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Solution

The fourth proportional to 1,349,536.60, 2,023,008.90 and 780,333.40 is: 1,169,750.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,536.60 : 2,023,008.90 = 780,333.40 : x
  2. Step 2: Convert to fraction form
    1,349,536.60/2,023,008.90 = 780,333.40/x
  3. Step 3: Cross multiply
    1,349,536.60x = 2,023,008.90 × 780,333.40
  4. Step 4: Simplify right side
    1,349,536.60x = 1,578,621,413,167.26
  5. Step 5: Solve for x
    x = 1,578,621,413,167.26/1,349,536.60
  6. Step 6: Final answer
    x = 1,169,750.72

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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.