Home / 1,832,375.49-2,528,393.01-1,047,430.20

Finding the Fourth Proportional to 1,832,375.49, 2,528,393.01 and 1,047,430.20

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Solution

The fourth proportional to 1,832,375.49, 2,528,393.01 and 1,047,430.20 is: 1,445,290.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832,375.49 : 2,528,393.01 = 1,047,430.20 : x
  2. Step 2: Convert to fraction form
    1,832,375.49/2,528,393.01 = 1,047,430.20/x
  3. Step 3: Cross multiply
    1,832,375.49x = 2,528,393.01 × 1,047,430.20
  4. Step 4: Simplify right side
    1,832,375.49x = 2,648,315,196,142.90
  5. Step 5: Solve for x
    x = 2,648,315,196,142.90/1,832,375.49
  6. Step 6: Final answer
    x = 1,445,290.67

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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.