Home / 1,235,730.93-1,705,162.86-712,435.67

Finding the Fourth Proportional to 1,235,730.93, 1,705,162.86 and 712,435.67

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Solution

The fourth proportional to 1,235,730.93, 1,705,162.86 and 712,435.67 is: 983,077.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,730.93 : 1,705,162.86 = 712,435.67 : x
  2. Step 2: Convert to fraction form
    1,235,730.93/1,705,162.86 = 712,435.67/x
  3. Step 3: Cross multiply
    1,235,730.93x = 1,705,162.86 × 712,435.67
  4. Step 4: Simplify right side
    1,235,730.93x = 1,214,818,836,097.40
  5. Step 5: Solve for x
    x = 1,214,818,836,097.40/1,235,730.93
  6. Step 6: Final answer
    x = 983,077.15

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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.