Home / 1,307,113.95-1,803,986.40-734,154.11

Finding the Fourth Proportional to 1,307,113.95, 1,803,986.40 and 734,154.11

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Solution

The fourth proportional to 1,307,113.95, 1,803,986.40 and 734,154.11 is: 1,013,227.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,113.95 : 1,803,986.40 = 734,154.11 : x
  2. Step 2: Convert to fraction form
    1,307,113.95/1,803,986.40 = 734,154.11/x
  3. Step 3: Cross multiply
    1,307,113.95x = 1,803,986.40 × 734,154.11
  4. Step 4: Simplify right side
    1,307,113.95x = 1,324,404,020,924.17
  5. Step 5: Solve for x
    x = 1,324,404,020,924.17/1,307,113.95
  6. Step 6: Final answer
    x = 1,013,227.67

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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.