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Finding the Fourth Proportional to 2,698,090.04, 3,723,364.86 and 1,490,866.04

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Solution

The fourth proportional to 2,698,090.04, 3,723,364.86 and 1,490,866.04 is: 2,057,395.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698,090.04 : 3,723,364.86 = 1,490,866.04 : x
  2. Step 2: Convert to fraction form
    2,698,090.04/3,723,364.86 = 1,490,866.04/x
  3. Step 3: Cross multiply
    2,698,090.04x = 3,723,364.86 × 1,490,866.04
  4. Step 4: Simplify right side
    2,698,090.04x = 5,551,038,224,303.35
  5. Step 5: Solve for x
    x = 5,551,038,224,303.35/2,698,090.04
  6. Step 6: Final answer
    x = 2,057,395.47

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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.