Home / 1,134,285.80-1,565,424.72-847,307.66

Finding the Fourth Proportional to 1,134,285.80, 1,565,424.72 and 847,307.66

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Solution

The fourth proportional to 1,134,285.80, 1,565,424.72 and 847,307.66 is: 1,169,366.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,285.80 : 1,565,424.72 = 847,307.66 : x
  2. Step 2: Convert to fraction form
    1,134,285.80/1,565,424.72 = 847,307.66/x
  3. Step 3: Cross multiply
    1,134,285.80x = 1,565,424.72 × 847,307.66
  4. Step 4: Simplify right side
    1,134,285.80x = 1,326,396,356,409.36
  5. Step 5: Solve for x
    x = 1,326,396,356,409.36/1,134,285.80
  6. Step 6: Final answer
    x = 1,169,366.98

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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.