Home / 1,184,364-1,634,435.23-640,510.41

Finding the Fourth Proportional to 1,184,364, 1,634,435.23 and 640,510.41

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Solution

The fourth proportional to 1,184,364, 1,634,435.23 and 640,510.41 is: 883,911.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,364 : 1,634,435.23 = 640,510.41 : x
  2. Step 2: Convert to fraction form
    1,184,364/1,634,435.23 = 640,510.41/x
  3. Step 3: Cross multiply
    1,184,364x = 1,634,435.23 × 640,510.41
  4. Step 4: Simplify right side
    1,184,364x = 1,046,872,777,684.47
  5. Step 5: Solve for x
    x = 1,046,872,777,684.47/1,184,364
  6. Step 6: Final answer
    x = 883,911.35

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1.5x scale

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.