Home / 1,346,726.94-2,020,411.17-505,285.98

Finding the Fourth Proportional to 1,346,726.94, 2,020,411.17 and 505,285.98

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Solution

The fourth proportional to 1,346,726.94, 2,020,411.17 and 505,285.98 is: 758,049.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,726.94 : 2,020,411.17 = 505,285.98 : x
  2. Step 2: Convert to fraction form
    1,346,726.94/2,020,411.17 = 505,285.98/x
  3. Step 3: Cross multiply
    1,346,726.94x = 2,020,411.17 × 505,285.98
  4. Step 4: Simplify right side
    1,346,726.94x = 1,020,885,438,036.40
  5. Step 5: Solve for x
    x = 1,020,885,438,036.40/1,346,726.94
  6. Step 6: Final answer
    x = 758,049.32

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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.