Home / 1,089,654.04-1,634,951.13-415,937.62

Finding the Fourth Proportional to 1,089,654.04, 1,634,951.13 and 415,937.62

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Solution

The fourth proportional to 1,089,654.04, 1,634,951.13 and 415,937.62 is: 624,085.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,654.04 : 1,634,951.13 = 415,937.62 : x
  2. Step 2: Convert to fraction form
    1,089,654.04/1,634,951.13 = 415,937.62/x
  3. Step 3: Cross multiply
    1,089,654.04x = 1,634,951.13 × 415,937.62
  4. Step 4: Simplify right side
    1,089,654.04x = 680,037,681,828.51
  5. Step 5: Solve for x
    x = 680,037,681,828.51/1,089,654.04
  6. Step 6: Final answer
    x = 624,085.86

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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.