Home / 1,152,261.95-1,590,121.62-636,016.01

Finding the Fourth Proportional to 1,152,261.95, 1,590,121.62 and 636,016.01

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Solution

The fourth proportional to 1,152,261.95, 1,590,121.62 and 636,016.01 is: 877,702.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,261.95 : 1,590,121.62 = 636,016.01 : x
  2. Step 2: Convert to fraction form
    1,152,261.95/1,590,121.62 = 636,016.01/x
  3. Step 3: Cross multiply
    1,152,261.95x = 1,590,121.62 × 636,016.01
  4. Step 4: Simplify right side
    1,152,261.95x = 1,011,342,800,216.53
  5. Step 5: Solve for x
    x = 1,011,342,800,216.53/1,152,261.95
  6. Step 6: Final answer
    x = 877,702.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.