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Finding the Fourth Proportional to 1,047,979, 1,446,211.02 and 571,051

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Solution

The fourth proportional to 1,047,979, 1,446,211.02 and 571,051 is: 788,050.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,979 : 1,446,211.02 = 571,051 : x
  2. Step 2: Convert to fraction form
    1,047,979/1,446,211.02 = 571,051/x
  3. Step 3: Cross multiply
    1,047,979x = 1,446,211.02 × 571,051
  4. Step 4: Simplify right side
    1,047,979x = 825,860,249,182.02
  5. Step 5: Solve for x
    x = 825,860,249,182.02/1,047,979
  6. Step 6: Final answer
    x = 788,050.38

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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.