Home / 1,132,858.83-1,563,345.63-623,557.56

Finding the Fourth Proportional to 1,132,858.83, 1,563,345.63 and 623,557.56

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Solution

The fourth proportional to 1,132,858.83, 1,563,345.63 and 623,557.56 is: 860,509.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,858.83 : 1,563,345.63 = 623,557.56 : x
  2. Step 2: Convert to fraction form
    1,132,858.83/1,563,345.63 = 623,557.56/x
  3. Step 3: Cross multiply
    1,132,858.83x = 1,563,345.63 × 623,557.56
  4. Step 4: Simplify right side
    1,132,858.83x = 974,835,986,479.46
  5. Step 5: Solve for x
    x = 974,835,986,479.46/1,132,858.83
  6. Step 6: Final answer
    x = 860,509.68

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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.