Home / 1,673,457.04-2,309,370.93-909,510.58

Finding the Fourth Proportional to 1,673,457.04, 2,309,370.93 and 909,510.58

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Solution

The fourth proportional to 1,673,457.04, 2,309,370.93 and 909,510.58 is: 1,255,124.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,457.04 : 2,309,370.93 = 909,510.58 : x
  2. Step 2: Convert to fraction form
    1,673,457.04/2,309,370.93 = 909,510.58/x
  3. Step 3: Cross multiply
    1,673,457.04x = 2,309,370.93 × 909,510.58
  4. Step 4: Simplify right side
    1,673,457.04x = 2,100,397,293,979.44
  5. Step 5: Solve for x
    x = 2,100,397,293,979.44/1,673,457.04
  6. Step 6: Final answer
    x = 1,255,124.72

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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.