Home / 1,341,385.75-2,012,616.29-488,516.81

Finding the Fourth Proportional to 1,341,385.75, 2,012,616.29 and 488,516.81

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Solution

The fourth proportional to 1,341,385.75, 2,012,616.29 and 488,516.81 is: 732,971.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,385.75 : 2,012,616.29 = 488,516.81 : x
  2. Step 2: Convert to fraction form
    1,341,385.75/2,012,616.29 = 488,516.81/x
  3. Step 3: Cross multiply
    1,341,385.75x = 2,012,616.29 × 488,516.81
  4. Step 4: Simplify right side
    1,341,385.75x = 983,196,879,681.75
  5. Step 5: Solve for x
    x = 983,196,879,681.75/1,341,385.75
  6. Step 6: Final answer
    x = 732,971.02

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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.