Home / 1,270,970.04-1,906,470.54-372,430.02

Finding the Fourth Proportional to 1,270,970.04, 1,906,470.54 and 372,430.02

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Solution

The fourth proportional to 1,270,970.04, 1,906,470.54 and 372,430.02 is: 558,649.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,970.04 : 1,906,470.54 = 372,430.02 : x
  2. Step 2: Convert to fraction form
    1,270,970.04/1,906,470.54 = 372,430.02/x
  3. Step 3: Cross multiply
    1,270,970.04x = 1,906,470.54 × 372,430.02
  4. Step 4: Simplify right side
    1,270,970.04x = 710,026,861,341.61
  5. Step 5: Solve for x
    x = 710,026,861,341.61/1,270,970.04
  6. Step 6: Final answer
    x = 558,649.57

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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.