Home / 1,698,644.39-2,547,966.58-619,237.89

Finding the Fourth Proportional to 1,698,644.39, 2,547,966.58 and 619,237.89

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Solution

The fourth proportional to 1,698,644.39, 2,547,966.58 and 619,237.89 is: 928,856.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,644.39 : 2,547,966.58 = 619,237.89 : x
  2. Step 2: Convert to fraction form
    1,698,644.39/2,547,966.58 = 619,237.89/x
  3. Step 3: Cross multiply
    1,698,644.39x = 2,547,966.58 × 619,237.89
  4. Step 4: Simplify right side
    1,698,644.39x = 1,577,797,447,241.62
  5. Step 5: Solve for x
    x = 1,577,797,447,241.62/1,698,644.39
  6. Step 6: Final answer
    x = 928,856.84

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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.