Home / 1,574,368.90-2,361,844.95-509,445.70

Finding the Fourth Proportional to 1,574,368.90, 2,361,844.95 and 509,445.70

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Solution

The fourth proportional to 1,574,368.90, 2,361,844.95 and 509,445.70 is: 764,262.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,368.90 : 2,361,844.95 = 509,445.70 : x
  2. Step 2: Convert to fraction form
    1,574,368.90/2,361,844.95 = 509,445.70/x
  3. Step 3: Cross multiply
    1,574,368.90x = 2,361,844.95 × 509,445.70
  4. Step 4: Simplify right side
    1,574,368.90x = 1,203,231,753,844.22
  5. Step 5: Solve for x
    x = 1,203,231,753,844.22/1,574,368.90
  6. Step 6: Final answer
    x = 764,262.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.