Home / 1,753,342.40-2,630,276.40-742,462.40

Finding the Fourth Proportional to 1,753,342.40, 2,630,276.40 and 742,462.40

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Solution

The fourth proportional to 1,753,342.40, 2,630,276.40 and 742,462.40 is: 1,113,804.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,342.40 : 2,630,276.40 = 742,462.40 : x
  2. Step 2: Convert to fraction form
    1,753,342.40/2,630,276.40 = 742,462.40/x
  3. Step 3: Cross multiply
    1,753,342.40x = 2,630,276.40 × 742,462.40
  4. Step 4: Simplify right side
    1,753,342.40x = 1,952,881,328,607.36
  5. Step 5: Solve for x
    x = 1,952,881,328,607.36/1,753,342.40
  6. Step 6: Final answer
    x = 1,113,804.88

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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.