Home / 1,308,923.15-1,963,384.52-410,369.49

Finding the Fourth Proportional to 1,308,923.15, 1,963,384.52 and 410,369.49

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Solution

The fourth proportional to 1,308,923.15, 1,963,384.52 and 410,369.49 is: 615,554.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,923.15 : 1,963,384.52 = 410,369.49 : x
  2. Step 2: Convert to fraction form
    1,308,923.15/1,963,384.52 = 410,369.49/x
  3. Step 3: Cross multiply
    1,308,923.15x = 1,963,384.52 × 410,369.49
  4. Step 4: Simplify right side
    1,308,923.15x = 805,713,102,094.45
  5. Step 5: Solve for x
    x = 805,713,102,094.45/1,308,923.15
  6. Step 6: Final answer
    x = 615,554.17

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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.