Home / 1,272,392.16-1,909,210.80-598,541.46

Finding the Fourth Proportional to 1,272,392.16, 1,909,210.80 and 598,541.46

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Solution

The fourth proportional to 1,272,392.16, 1,909,210.80 and 598,541.46 is: 898,105.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,392.16 : 1,909,210.80 = 598,541.46 : x
  2. Step 2: Convert to fraction form
    1,272,392.16/1,909,210.80 = 598,541.46/x
  3. Step 3: Cross multiply
    1,272,392.16x = 1,909,210.80 × 598,541.46
  4. Step 4: Simplify right side
    1,272,392.16x = 1,142,741,819,679.77
  5. Step 5: Solve for x
    x = 1,142,741,819,679.77/1,272,392.16
  6. Step 6: Final answer
    x = 898,105.05

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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.