Home / 1,054,054.38-1,454,595.54-570,619.53

Finding the Fourth Proportional to 1,054,054.38, 1,454,595.54 and 570,619.53

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Solution

The fourth proportional to 1,054,054.38, 1,454,595.54 and 570,619.53 is: 787,455.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,054.38 : 1,454,595.54 = 570,619.53 : x
  2. Step 2: Convert to fraction form
    1,054,054.38/1,454,595.54 = 570,619.53/x
  3. Step 3: Cross multiply
    1,054,054.38x = 1,454,595.54 × 570,619.53
  4. Step 4: Simplify right side
    1,054,054.38x = 830,020,623,374.90
  5. Step 5: Solve for x
    x = 830,020,623,374.90/1,054,054.38
  6. Step 6: Final answer
    x = 787,455.22

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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.