Home / 2,160,030.60-3,240,045.90-2,122,705.80

Finding the Fourth Proportional to 2,160,030.60, 3,240,045.90 and 2,122,705.80

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Solution

The fourth proportional to 2,160,030.60, 3,240,045.90 and 2,122,705.80 is: 3,184,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,030.60 : 3,240,045.90 = 2,122,705.80 : x
  2. Step 2: Convert to fraction form
    2,160,030.60/3,240,045.90 = 2,122,705.80/x
  3. Step 3: Cross multiply
    2,160,030.60x = 3,240,045.90 × 2,122,705.80
  4. Step 4: Simplify right side
    2,160,030.60x = 6,877,664,224,196.22
  5. Step 5: Solve for x
    x = 6,877,664,224,196.22/2,160,030.60
  6. Step 6: Final answer
    x = 3,184,058.70

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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.