Home / 1,907,152.80-2,859,271.20-961,202.40

Finding the Fourth Proportional to 1,907,152.80, 2,859,271.20 and 961,202.40

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Solution

The fourth proportional to 1,907,152.80, 2,859,271.20 and 961,202.40 is: 1,441,068.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,152.80 : 2,859,271.20 = 961,202.40 : x
  2. Step 2: Convert to fraction form
    1,907,152.80/2,859,271.20 = 961,202.40/x
  3. Step 3: Cross multiply
    1,907,152.80x = 2,859,271.20 × 961,202.40
  4. Step 4: Simplify right side
    1,907,152.80x = 2,748,338,339,690.88
  5. Step 5: Solve for x
    x = 2,748,338,339,690.88/1,907,152.80
  6. Step 6: Final answer
    x = 1,441,068.77

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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.