Home / 1,140,862.68-1,575,457.43-733,671.72

Finding the Fourth Proportional to 1,140,862.68, 1,575,457.43 and 733,671.72

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Solution

The fourth proportional to 1,140,862.68, 1,575,457.43 and 733,671.72 is: 1,013,153.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,862.68 : 1,575,457.43 = 733,671.72 : x
  2. Step 2: Convert to fraction form
    1,140,862.68/1,575,457.43 = 733,671.72/x
  3. Step 3: Cross multiply
    1,140,862.68x = 1,575,457.43 × 733,671.72
  4. Step 4: Simplify right side
    1,140,862.68x = 1,155,868,558,786.52
  5. Step 5: Solve for x
    x = 1,155,868,558,786.52/1,140,862.68
  6. Step 6: Final answer
    x = 1,013,153.10

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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.