Home / 1,698,776-2,549,181.54-634,565.96

Finding the Fourth Proportional to 1,698,776, 2,549,181.54 and 634,565.96

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Solution

The fourth proportional to 1,698,776, 2,549,181.54 and 634,565.96 is: 952,229.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,776 : 2,549,181.54 = 634,565.96 : x
  2. Step 2: Convert to fraction form
    1,698,776/2,549,181.54 = 634,565.96/x
  3. Step 3: Cross multiply
    1,698,776x = 2,549,181.54 × 634,565.96
  4. Step 4: Simplify right side
    1,698,776x = 1,617,623,831,144.38
  5. Step 5: Solve for x
    x = 1,617,623,831,144.38/1,698,776
  6. Step 6: Final answer
    x = 952,229.03

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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.