Home / 1,440,295.32-2,160,443.70-375,334.68

Finding the Fourth Proportional to 1,440,295.32, 2,160,443.70 and 375,334.68

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Solution

The fourth proportional to 1,440,295.32, 2,160,443.70 and 375,334.68 is: 563,002.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,295.32 : 2,160,443.70 = 375,334.68 : x
  2. Step 2: Convert to fraction form
    1,440,295.32/2,160,443.70 = 375,334.68/x
  3. Step 3: Cross multiply
    1,440,295.32x = 2,160,443.70 × 375,334.68
  4. Step 4: Simplify right side
    1,440,295.32x = 810,889,444,797.52
  5. Step 5: Solve for x
    x = 810,889,444,797.52/1,440,295.32
  6. Step 6: Final answer
    x = 563,002.21

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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.