Home / 1,430,004.02-1,973,444.09-841,344.55

Finding the Fourth Proportional to 1,430,004.02, 1,973,444.09 and 841,344.55

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Solution

The fourth proportional to 1,430,004.02, 1,973,444.09 and 841,344.55 is: 1,161,078.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,004.02 : 1,973,444.09 = 841,344.55 : x
  2. Step 2: Convert to fraction form
    1,430,004.02/1,973,444.09 = 841,344.55/x
  3. Step 3: Cross multiply
    1,430,004.02x = 1,973,444.09 × 841,344.55
  4. Step 4: Simplify right side
    1,430,004.02x = 1,660,346,424,917.60
  5. Step 5: Solve for x
    x = 1,660,346,424,917.60/1,430,004.02
  6. Step 6: Final answer
    x = 1,161,078.15

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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.