Home / 1,144,658.80-1,716,210.60-434,580.40

Finding the Fourth Proportional to 1,144,658.80, 1,716,210.60 and 434,580.40

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Solution

The fourth proportional to 1,144,658.80, 1,716,210.60 and 434,580.40 is: 651,575.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,658.80 : 1,716,210.60 = 434,580.40 : x
  2. Step 2: Convert to fraction form
    1,144,658.80/1,716,210.60 = 434,580.40/x
  3. Step 3: Cross multiply
    1,144,658.80x = 1,716,210.60 × 434,580.40
  4. Step 4: Simplify right side
    1,144,658.80x = 745,831,489,032.24
  5. Step 5: Solve for x
    x = 745,831,489,032.24/1,144,658.80
  6. Step 6: Final answer
    x = 651,575.38

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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.