Home / 1,089,746.88-1,503,827.24-630,880.87

Finding the Fourth Proportional to 1,089,746.88, 1,503,827.24 and 630,880.87

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Solution

The fourth proportional to 1,089,746.88, 1,503,827.24 and 630,880.87 is: 870,602.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,746.88 : 1,503,827.24 = 630,880.87 : x
  2. Step 2: Convert to fraction form
    1,089,746.88/1,503,827.24 = 630,880.87/x
  3. Step 3: Cross multiply
    1,089,746.88x = 1,503,827.24 × 630,880.87
  4. Step 4: Simplify right side
    1,089,746.88x = 948,735,833,406.60
  5. Step 5: Solve for x
    x = 948,735,833,406.60/1,089,746.88
  6. Step 6: Final answer
    x = 870,602.02

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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.