Home / 1,266,430.95-1,747,671.80-693,466.11

Finding the Fourth Proportional to 1,266,430.95, 1,747,671.80 and 693,466.11

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Solution

The fourth proportional to 1,266,430.95, 1,747,671.80 and 693,466.11 is: 956,981.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,430.95 : 1,747,671.80 = 693,466.11 : x
  2. Step 2: Convert to fraction form
    1,266,430.95/1,747,671.80 = 693,466.11/x
  3. Step 3: Cross multiply
    1,266,430.95x = 1,747,671.80 × 693,466.11
  4. Step 4: Simplify right side
    1,266,430.95x = 1,211,951,161,235.37
  5. Step 5: Solve for x
    x = 1,211,951,161,235.37/1,266,430.95
  6. Step 6: Final answer
    x = 956,981.64

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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.