Home / 1,119,903.40-1,679,855.10-1,033,298.20

Finding the Fourth Proportional to 1,119,903.40, 1,679,855.10 and 1,033,298.20

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Solution

The fourth proportional to 1,119,903.40, 1,679,855.10 and 1,033,298.20 is: 1,549,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,903.40 : 1,679,855.10 = 1,033,298.20 : x
  2. Step 2: Convert to fraction form
    1,119,903.40/1,679,855.10 = 1,033,298.20/x
  3. Step 3: Cross multiply
    1,119,903.40x = 1,679,855.10 × 1,033,298.20
  4. Step 4: Simplify right side
    1,119,903.40x = 1,735,791,251,090.82
  5. Step 5: Solve for x
    x = 1,735,791,251,090.82/1,119,903.40
  6. Step 6: Final answer
    x = 1,549,947.30

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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.