Home / 1,711,864.74-2,362,444.53-947,918.28

Finding the Fourth Proportional to 1,711,864.74, 2,362,444.53 and 947,918.28

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Solution

The fourth proportional to 1,711,864.74, 2,362,444.53 and 947,918.28 is: 1,308,166.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,864.74 : 2,362,444.53 = 947,918.28 : x
  2. Step 2: Convert to fraction form
    1,711,864.74/2,362,444.53 = 947,918.28/x
  3. Step 3: Cross multiply
    1,711,864.74x = 2,362,444.53 × 947,918.28
  4. Step 4: Simplify right side
    1,711,864.74x = 2,239,404,355,473.01
  5. Step 5: Solve for x
    x = 2,239,404,355,473.01/1,711,864.74
  6. Step 6: Final answer
    x = 1,308,166.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.