Home / 1,572,984.56-2,165,746.99-1,429,315.67

Finding the Fourth Proportional to 1,572,984.56, 2,165,746.99 and 1,429,315.67

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Solution

The fourth proportional to 1,572,984.56, 2,165,746.99 and 1,429,315.67 is: 1,967,938.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,984.56 : 2,165,746.99 = 1,429,315.67 : x
  2. Step 2: Convert to fraction form
    1,572,984.56/2,165,746.99 = 1,429,315.67/x
  3. Step 3: Cross multiply
    1,572,984.56x = 2,165,746.99 × 1,429,315.67
  4. Step 4: Simplify right side
    1,572,984.56x = 3,095,536,110,062.33
  5. Step 5: Solve for x
    x = 3,095,536,110,062.33/1,572,984.56
  6. Step 6: Final answer
    x = 1,967,938.01

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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.