Home / 1,054,156.32-1,454,736.72-570,721.80

Finding the Fourth Proportional to 1,054,156.32, 1,454,736.72 and 570,721.80

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Solution

The fourth proportional to 1,054,156.32, 1,454,736.72 and 570,721.80 is: 787,596.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,156.32 : 1,454,736.72 = 570,721.80 : x
  2. Step 2: Convert to fraction form
    1,054,156.32/1,454,736.72 = 570,721.80/x
  3. Step 3: Cross multiply
    1,054,156.32x = 1,454,736.72 × 570,721.80
  4. Step 4: Simplify right side
    1,054,156.32x = 830,249,959,364.50
  5. Step 5: Solve for x
    x = 830,249,959,364.50/1,054,156.32
  6. Step 6: Final answer
    x = 787,596.62

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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.