Home / 1,030,895.84-1,422,707.28-578,216

Finding the Fourth Proportional to 1,030,895.84, 1,422,707.28 and 578,216

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Solution

The fourth proportional to 1,030,895.84, 1,422,707.28 and 578,216 is: 797,977.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,895.84 : 1,422,707.28 = 578,216 : x
  2. Step 2: Convert to fraction form
    1,030,895.84/1,422,707.28 = 578,216/x
  3. Step 3: Cross multiply
    1,030,895.84x = 1,422,707.28 × 578,216
  4. Step 4: Simplify right side
    1,030,895.84x = 822,632,112,612.48
  5. Step 5: Solve for x
    x = 822,632,112,612.48/1,030,895.84
  6. Step 6: Final answer
    x = 797,977.91

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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.