Home / 3,439,075.70-5,162,550.15-2,019,931.40

Finding the Fourth Proportional to 3,439,075.70, 5,162,550.15 and 2,019,931.40

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Solution

The fourth proportional to 3,439,075.70, 5,162,550.15 and 2,019,931.40 is: 3,032,209.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,075.70 : 5,162,550.15 = 2,019,931.40 : x
  2. Step 2: Convert to fraction form
    3,439,075.70/5,162,550.15 = 2,019,931.40/x
  3. Step 3: Cross multiply
    3,439,075.70x = 5,162,550.15 × 2,019,931.40
  4. Step 4: Simplify right side
    3,439,075.70x = 10,427,997,152,059.71
  5. Step 5: Solve for x
    x = 10,427,997,152,059.71/3,439,075.70
  6. Step 6: Final answer
    x = 3,032,209.25

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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.