Home / 1,555,731-2,333,990.16-433,800

Finding the Fourth Proportional to 1,555,731, 2,333,990.16 and 433,800

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Solution

The fourth proportional to 1,555,731, 2,333,990.16 and 433,800 is: 650,809.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,731 : 2,333,990.16 = 433,800 : x
  2. Step 2: Convert to fraction form
    1,555,731/2,333,990.16 = 433,800/x
  3. Step 3: Cross multiply
    1,555,731x = 2,333,990.16 × 433,800
  4. Step 4: Simplify right side
    1,555,731x = 1,012,484,931,408.00
  5. Step 5: Solve for x
    x = 1,012,484,931,408.00/1,555,731
  6. Step 6: Final answer
    x = 650,809.77

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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.