Home / 1,698,489.81-2,343,980.43-973,477.44

Finding the Fourth Proportional to 1,698,489.81, 2,343,980.43 and 973,477.44

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Solution

The fourth proportional to 1,698,489.81, 2,343,980.43 and 973,477.44 is: 1,343,435.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,489.81 : 2,343,980.43 = 973,477.44 : x
  2. Step 2: Convert to fraction form
    1,698,489.81/2,343,980.43 = 973,477.44/x
  3. Step 3: Cross multiply
    1,698,489.81x = 2,343,980.43 × 973,477.44
  4. Step 4: Simplify right side
    1,698,489.81x = 2,281,812,068,406.50
  5. Step 5: Solve for x
    x = 2,281,812,068,406.50/1,698,489.81
  6. Step 6: Final answer
    x = 1,343,435.83

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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.