Home / 1,089,748.95-1,503,830.08-630,882.93

Finding the Fourth Proportional to 1,089,748.95, 1,503,830.08 and 630,882.93

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Solution

The fourth proportional to 1,089,748.95, 1,503,830.08 and 630,882.93 is: 870,604.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,748.95 : 1,503,830.08 = 630,882.93 : x
  2. Step 2: Convert to fraction form
    1,089,748.95/1,503,830.08 = 630,882.93/x
  3. Step 3: Cross multiply
    1,089,748.95x = 1,503,830.08 × 630,882.93
  4. Step 4: Simplify right side
    1,089,748.95x = 948,740,733,520.50
  5. Step 5: Solve for x
    x = 948,740,733,520.50/1,089,748.95
  6. Step 6: Final answer
    x = 870,604.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.