Home / 1,438,179.90-2,158,094.10-585,094.10

Finding the Fourth Proportional to 1,438,179.90, 2,158,094.10 and 585,094.10

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Solution

The fourth proportional to 1,438,179.90, 2,158,094.10 and 585,094.10 is: 877,976.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,179.90 : 2,158,094.10 = 585,094.10 : x
  2. Step 2: Convert to fraction form
    1,438,179.90/2,158,094.10 = 585,094.10/x
  3. Step 3: Cross multiply
    1,438,179.90x = 2,158,094.10 × 585,094.10
  4. Step 4: Simplify right side
    1,438,179.90x = 1,262,688,125,154.81
  5. Step 5: Solve for x
    x = 1,262,688,125,154.81/1,438,179.90
  6. Step 6: Final answer
    x = 877,976.48

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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.