Home / 1,783,117.40-2,674,666.80-435,287.12

Finding the Fourth Proportional to 1,783,117.40, 2,674,666.80 and 435,287.12

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Solution

The fourth proportional to 1,783,117.40, 2,674,666.80 and 435,287.12 is: 652,928.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,117.40 : 2,674,666.80 = 435,287.12 : x
  2. Step 2: Convert to fraction form
    1,783,117.40/2,674,666.80 = 435,287.12/x
  3. Step 3: Cross multiply
    1,783,117.40x = 2,674,666.80 × 435,287.12
  4. Step 4: Simplify right side
    1,783,117.40x = 1,164,248,008,331.62
  5. Step 5: Solve for x
    x = 1,164,248,008,331.62/1,783,117.40
  6. Step 6: Final answer
    x = 652,928.41

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1.5x scale

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.