Home / 1,130,410.60-1,695,615.90-829,260.70

Finding the Fourth Proportional to 1,130,410.60, 1,695,615.90 and 829,260.70

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Solution

The fourth proportional to 1,130,410.60, 1,695,615.90 and 829,260.70 is: 1,243,891.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,410.60 : 1,695,615.90 = 829,260.70 : x
  2. Step 2: Convert to fraction form
    1,130,410.60/1,695,615.90 = 829,260.70/x
  3. Step 3: Cross multiply
    1,130,410.60x = 1,695,615.90 × 829,260.70
  4. Step 4: Simplify right side
    1,130,410.60x = 1,406,107,628,165.13
  5. Step 5: Solve for x
    x = 1,406,107,628,165.13/1,130,410.60
  6. Step 6: Final answer
    x = 1,243,891.05

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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.