Home / 2,890,088.16-4,317,554.32-1,870,907.28

Finding the Fourth Proportional to 2,890,088.16, 4,317,554.32 and 1,870,907.28

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Solution

The fourth proportional to 2,890,088.16, 4,317,554.32 and 1,870,907.28 is: 2,794,981.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,088.16 : 4,317,554.32 = 1,870,907.28 : x
  2. Step 2: Convert to fraction form
    2,890,088.16/4,317,554.32 = 1,870,907.28/x
  3. Step 3: Cross multiply
    2,890,088.16x = 4,317,554.32 × 1,870,907.28
  4. Step 4: Simplify right side
    2,890,088.16x = 8,077,743,809,083.45
  5. Step 5: Solve for x
    x = 8,077,743,809,083.45/2,890,088.16
  6. Step 6: Final answer
    x = 2,794,981.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.