Home / 1,319,177.48-1,976,112.59-999,875.48

Finding the Fourth Proportional to 1,319,177.48, 1,976,112.59 and 999,875.48

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Solution

The fourth proportional to 1,319,177.48, 1,976,112.59 and 999,875.48 is: 1,497,801.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,177.48 : 1,976,112.59 = 999,875.48 : x
  2. Step 2: Convert to fraction form
    1,319,177.48/1,976,112.59 = 999,875.48/x
  3. Step 3: Cross multiply
    1,319,177.48x = 1,976,112.59 × 999,875.48
  4. Step 4: Simplify right side
    1,319,177.48x = 1,975,866,509,580.35
  5. Step 5: Solve for x
    x = 1,975,866,509,580.35/1,319,177.48
  6. Step 6: Final answer
    x = 1,497,801.89

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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.