Home / 2,774,281.60-4,161,422.40-779,737.60

Finding the Fourth Proportional to 2,774,281.60, 4,161,422.40 and 779,737.60

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Solution

The fourth proportional to 2,774,281.60, 4,161,422.40 and 779,737.60 is: 1,169,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,281.60 : 4,161,422.40 = 779,737.60 : x
  2. Step 2: Convert to fraction form
    2,774,281.60/4,161,422.40 = 779,737.60/x
  3. Step 3: Cross multiply
    2,774,281.60x = 4,161,422.40 × 779,737.60
  4. Step 4: Simplify right side
    2,774,281.60x = 3,244,817,514,762.24
  5. Step 5: Solve for x
    x = 3,244,817,514,762.24/2,774,281.60
  6. Step 6: Final answer
    x = 1,169,606.40

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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.