Home / 1,221,537.90-1,832,320.95-368,616.94

Finding the Fourth Proportional to 1,221,537.90, 1,832,320.95 and 368,616.94

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Solution

The fourth proportional to 1,221,537.90, 1,832,320.95 and 368,616.94 is: 552,929.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,537.90 : 1,832,320.95 = 368,616.94 : x
  2. Step 2: Convert to fraction form
    1,221,537.90/1,832,320.95 = 368,616.94/x
  3. Step 3: Cross multiply
    1,221,537.90x = 1,832,320.95 × 368,616.94
  4. Step 4: Simplify right side
    1,221,537.90x = 675,424,541,686.89
  5. Step 5: Solve for x
    x = 675,424,541,686.89/1,221,537.90
  6. Step 6: Final answer
    x = 552,929.66

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1.5x scale

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.