Home / 3,742,434.58-5,611,643.33-1,920,048.64

Finding the Fourth Proportional to 3,742,434.58, 5,611,643.33 and 1,920,048.64

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Solution

The fourth proportional to 3,742,434.58, 5,611,643.33 and 1,920,048.64 is: 2,879,042.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742,434.58 : 5,611,643.33 = 1,920,048.64 : x
  2. Step 2: Convert to fraction form
    3,742,434.58/5,611,643.33 = 1,920,048.64/x
  3. Step 3: Cross multiply
    3,742,434.58x = 5,611,643.33 × 1,920,048.64
  4. Step 4: Simplify right side
    3,742,434.58x = 10,774,628,143,931.57
  5. Step 5: Solve for x
    x = 10,774,628,143,931.57/3,742,434.58
  6. Step 6: Final answer
    x = 2,879,042.48

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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.