Home / 1,698,885.30-2,548,327.32-619,479.30

Finding the Fourth Proportional to 1,698,885.30, 2,548,327.32 and 619,479.30

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Solution

The fourth proportional to 1,698,885.30, 2,548,327.32 and 619,479.30 is: 929,218.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,885.30 : 2,548,327.32 = 619,479.30 : x
  2. Step 2: Convert to fraction form
    1,698,885.30/2,548,327.32 = 619,479.30/x
  3. Step 3: Cross multiply
    1,698,885.30x = 2,548,327.32 × 619,479.30
  4. Step 4: Simplify right side
    1,698,885.30x = 1,578,636,024,364.48
  5. Step 5: Solve for x
    x = 1,578,636,024,364.48/1,698,885.30
  6. Step 6: Final answer
    x = 929,218.72

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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.