Home / 1,380,120.62-2,070,263.63-433,491.35

Finding the Fourth Proportional to 1,380,120.62, 2,070,263.63 and 433,491.35

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Solution

The fourth proportional to 1,380,120.62, 2,070,263.63 and 433,491.35 is: 650,263.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,120.62 : 2,070,263.63 = 433,491.35 : x
  2. Step 2: Convert to fraction form
    1,380,120.62/2,070,263.63 = 433,491.35/x
  3. Step 3: Cross multiply
    1,380,120.62x = 2,070,263.63 × 433,491.35
  4. Step 4: Simplify right side
    1,380,120.62x = 897,441,366,557.01
  5. Step 5: Solve for x
    x = 897,441,366,557.01/1,380,120.62
  6. Step 6: Final answer
    x = 650,263.00

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1.5x scale

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.