Home / 1,699,657.70-2,549,235.13-619,917.50

Finding the Fourth Proportional to 1,699,657.70, 2,549,235.13 and 619,917.50

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Solution

The fourth proportional to 1,699,657.70, 2,549,235.13 and 619,917.50 is: 929,784.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,657.70 : 2,549,235.13 = 619,917.50 : x
  2. Step 2: Convert to fraction form
    1,699,657.70/2,549,235.13 = 619,917.50/x
  3. Step 3: Cross multiply
    1,699,657.70x = 2,549,235.13 × 619,917.50
  4. Step 4: Simplify right side
    1,699,657.70x = 1,580,315,473,525.07
  5. Step 5: Solve for x
    x = 1,580,315,473,525.07/1,699,657.70
  6. Step 6: Final answer
    x = 929,784.55

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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.