Home / 1,091,814.15-1,637,721.23-381,913.95

Finding the Fourth Proportional to 1,091,814.15, 1,637,721.23 and 381,913.95

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Solution

The fourth proportional to 1,091,814.15, 1,637,721.23 and 381,913.95 is: 572,870.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,814.15 : 1,637,721.23 = 381,913.95 : x
  2. Step 2: Convert to fraction form
    1,091,814.15/1,637,721.23 = 381,913.95/x
  3. Step 3: Cross multiply
    1,091,814.15x = 1,637,721.23 × 381,913.95
  4. Step 4: Simplify right side
    1,091,814.15x = 625,468,582,038.59
  5. Step 5: Solve for x
    x = 625,468,582,038.59/1,091,814.15
  6. Step 6: Final answer
    x = 572,870.93

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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.