Home / 1,118,886.50-1,544,248.44-660,113.24

Finding the Fourth Proportional to 1,118,886.50, 1,544,248.44 and 660,113.24

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Solution

The fourth proportional to 1,118,886.50, 1,544,248.44 and 660,113.24 is: 911,065.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,886.50 : 1,544,248.44 = 660,113.24 : x
  2. Step 2: Convert to fraction form
    1,118,886.50/1,544,248.44 = 660,113.24/x
  3. Step 3: Cross multiply
    1,118,886.50x = 1,544,248.44 × 660,113.24
  4. Step 4: Simplify right side
    1,118,886.50x = 1,019,378,833,372.10
  5. Step 5: Solve for x
    x = 1,019,378,833,372.10/1,118,886.50
  6. Step 6: Final answer
    x = 911,065.45

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Double scale
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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.