Home / 1,698,647.92-2,547,971.86-619,241.42

Finding the Fourth Proportional to 1,698,647.92, 2,547,971.86 and 619,241.42

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Solution

The fourth proportional to 1,698,647.92, 2,547,971.86 and 619,241.42 is: 928,862.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,647.92 : 2,547,971.86 = 619,241.42 : x
  2. Step 2: Convert to fraction form
    1,698,647.92/2,547,971.86 = 619,241.42/x
  3. Step 3: Cross multiply
    1,698,647.92x = 2,547,971.86 × 619,241.42
  4. Step 4: Simplify right side
    1,698,647.92x = 1,577,809,712,706.44
  5. Step 5: Solve for x
    x = 1,577,809,712,706.44/1,698,647.92
  6. Step 6: Final answer
    x = 928,862.12

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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.