Home / 1,249,795.89-1,874,696.57-451,641.13

Finding the Fourth Proportional to 1,249,795.89, 1,874,696.57 and 451,641.13

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Solution

The fourth proportional to 1,249,795.89, 1,874,696.57 and 451,641.13 is: 677,462.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,795.89 : 1,874,696.57 = 451,641.13 : x
  2. Step 2: Convert to fraction form
    1,249,795.89/1,874,696.57 = 451,641.13/x
  3. Step 3: Cross multiply
    1,249,795.89x = 1,874,696.57 × 451,641.13
  4. Step 4: Simplify right side
    1,249,795.89x = 846,690,072,030.63
  5. Step 5: Solve for x
    x = 846,690,072,030.63/1,249,795.89
  6. Step 6: Final answer
    x = 677,462.68

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Double scale
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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.