Home / 1,237,978.23-1,856,973.50-563,587.74

Finding the Fourth Proportional to 1,237,978.23, 1,856,973.50 and 563,587.74

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Solution

The fourth proportional to 1,237,978.23, 1,856,973.50 and 563,587.74 is: 845,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,978.23 : 1,856,973.50 = 563,587.74 : x
  2. Step 2: Convert to fraction form
    1,237,978.23/1,856,973.50 = 563,587.74/x
  3. Step 3: Cross multiply
    1,237,978.23x = 1,856,973.50 × 563,587.74
  4. Step 4: Simplify right side
    1,237,978.23x = 1,046,567,489,566.30
  5. Step 5: Solve for x
    x = 1,046,567,489,566.30/1,237,978.23
  6. Step 6: Final answer
    x = 845,384.40

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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.