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Finding the Fourth Proportional to 1,759,669, 2,428,349.70 and 954,853

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Solution

The fourth proportional to 1,759,669, 2,428,349.70 and 954,853 is: 1,317,700.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,669 : 2,428,349.70 = 954,853 : x
  2. Step 2: Convert to fraction form
    1,759,669/2,428,349.70 = 954,853/x
  3. Step 3: Cross multiply
    1,759,669x = 2,428,349.70 × 954,853
  4. Step 4: Simplify right side
    1,759,669x = 2,318,716,996,094.10
  5. Step 5: Solve for x
    x = 2,318,716,996,094.10/1,759,669
  6. Step 6: Final answer
    x = 1,317,700.66

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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.