Home / 1,761,981.75-2,431,328.54-1,036,669.95

Finding the Fourth Proportional to 1,761,981.75, 2,431,328.54 and 1,036,669.95

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Solution

The fourth proportional to 1,761,981.75, 2,431,328.54 and 1,036,669.95 is: 1,430,483.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,981.75 : 2,431,328.54 = 1,036,669.95 : x
  2. Step 2: Convert to fraction form
    1,761,981.75/2,431,328.54 = 1,036,669.95/x
  3. Step 3: Cross multiply
    1,761,981.75x = 2,431,328.54 × 1,036,669.95
  4. Step 4: Simplify right side
    1,761,981.75x = 2,520,485,230,812.02
  5. Step 5: Solve for x
    x = 2,520,485,230,812.02/1,761,981.75
  6. Step 6: Final answer
    x = 1,430,483.17

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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.