Home / 1,346,118.50-1,857,774.75-742,506.50

Finding the Fourth Proportional to 1,346,118.50, 1,857,774.75 and 742,506.50

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Solution

The fourth proportional to 1,346,118.50, 1,857,774.75 and 742,506.50 is: 1,024,731.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,118.50 : 1,857,774.75 = 742,506.50 : x
  2. Step 2: Convert to fraction form
    1,346,118.50/1,857,774.75 = 742,506.50/x
  3. Step 3: Cross multiply
    1,346,118.50x = 1,857,774.75 × 742,506.50
  4. Step 4: Simplify right side
    1,346,118.50x = 1,379,409,827,410.88
  5. Step 5: Solve for x
    x = 1,379,409,827,410.88/1,346,118.50
  6. Step 6: Final answer
    x = 1,024,731.35

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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.