Home / 1,572,554.43-2,358,568.83-435,431.52

Finding the Fourth Proportional to 1,572,554.43, 2,358,568.83 and 435,431.52

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Solution

The fourth proportional to 1,572,554.43, 2,358,568.83 and 435,431.52 is: 653,074.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,554.43 : 2,358,568.83 = 435,431.52 : x
  2. Step 2: Convert to fraction form
    1,572,554.43/2,358,568.83 = 435,431.52/x
  3. Step 3: Cross multiply
    1,572,554.43x = 2,358,568.83 × 435,431.52
  4. Step 4: Simplify right side
    1,572,554.43x = 1,026,995,210,671.52
  5. Step 5: Solve for x
    x = 1,026,995,210,671.52/1,572,554.43
  6. Step 6: Final answer
    x = 653,074.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.