Home / 3,073,574.40-4,610,318.40-1,390,675.20

Finding the Fourth Proportional to 3,073,574.40, 4,610,318.40 and 1,390,675.20

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Solution

The fourth proportional to 3,073,574.40, 4,610,318.40 and 1,390,675.20 is: 2,085,993.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073,574.40 : 4,610,318.40 = 1,390,675.20 : x
  2. Step 2: Convert to fraction form
    3,073,574.40/4,610,318.40 = 1,390,675.20/x
  3. Step 3: Cross multiply
    3,073,574.40x = 4,610,318.40 × 1,390,675.20
  4. Step 4: Simplify right side
    3,073,574.40x = 6,411,455,462,983.68
  5. Step 5: Solve for x
    x = 6,411,455,462,983.68/3,073,574.40
  6. Step 6: Final answer
    x = 2,085,993.25

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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.