Home / 1,417,472.40-2,124,847.80-470,355.60

Finding the Fourth Proportional to 1,417,472.40, 2,124,847.80 and 470,355.60

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Solution

The fourth proportional to 1,417,472.40, 2,124,847.80 and 470,355.60 is: 705,081.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,472.40 : 2,124,847.80 = 470,355.60 : x
  2. Step 2: Convert to fraction form
    1,417,472.40/2,124,847.80 = 470,355.60/x
  3. Step 3: Cross multiply
    1,417,472.40x = 2,124,847.80 × 470,355.60
  4. Step 4: Simplify right side
    1,417,472.40x = 999,434,061,877.68
  5. Step 5: Solve for x
    x = 999,434,061,877.68/1,417,472.40
  6. Step 6: Final answer
    x = 705,081.85

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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.