Home / 1,347,665.61-1,859,784.93-735,830.76

Finding the Fourth Proportional to 1,347,665.61, 1,859,784.93 and 735,830.76

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Solution

The fourth proportional to 1,347,665.61, 1,859,784.93 and 735,830.76 is: 1,015,449.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,665.61 : 1,859,784.93 = 735,830.76 : x
  2. Step 2: Convert to fraction form
    1,347,665.61/1,859,784.93 = 735,830.76/x
  3. Step 3: Cross multiply
    1,347,665.61x = 1,859,784.93 × 735,830.76
  4. Step 4: Simplify right side
    1,347,665.61x = 1,368,486,958,478.45
  5. Step 5: Solve for x
    x = 1,368,486,958,478.45/1,347,665.61
  6. Step 6: Final answer
    x = 1,015,449.94

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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.