Home / 1,020,916.94-1,531,017.95-301,067.51

Finding the Fourth Proportional to 1,020,916.94, 1,531,017.95 and 301,067.51

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Solution

The fourth proportional to 1,020,916.94, 1,531,017.95 and 301,067.51 is: 451,495.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,916.94 : 1,531,017.95 = 301,067.51 : x
  2. Step 2: Convert to fraction form
    1,020,916.94/1,531,017.95 = 301,067.51/x
  3. Step 3: Cross multiply
    1,020,916.94x = 1,531,017.95 × 301,067.51
  4. Step 4: Simplify right side
    1,020,916.94x = 460,939,752,811.38
  5. Step 5: Solve for x
    x = 460,939,752,811.38/1,020,916.94
  6. Step 6: Final answer
    x = 451,495.84

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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.