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Finding the Fourth Proportional to 1,001,476.03, 1,499,813.71 and 513,875.01

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Solution

The fourth proportional to 1,001,476.03, 1,499,813.71 and 513,875.01 is: 769,580.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,476.03 : 1,499,813.71 = 513,875.01 : x
  2. Step 2: Convert to fraction form
    1,001,476.03/1,499,813.71 = 513,875.01/x
  3. Step 3: Cross multiply
    1,001,476.03x = 1,499,813.71 × 513,875.01
  4. Step 4: Simplify right side
    1,001,476.03x = 770,716,785,224.39
  5. Step 5: Solve for x
    x = 770,716,785,224.39/1,001,476.03
  6. Step 6: Final answer
    x = 769,580.86

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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.