Home / 2,154,700.80-3,225,830.40-1,314,892.80

Finding the Fourth Proportional to 2,154,700.80, 3,225,830.40 and 1,314,892.80

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Solution

The fourth proportional to 2,154,700.80, 3,225,830.40 and 1,314,892.80 is: 1,968,543.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,700.80 : 3,225,830.40 = 1,314,892.80 : x
  2. Step 2: Convert to fraction form
    2,154,700.80/3,225,830.40 = 1,314,892.80/x
  3. Step 3: Cross multiply
    2,154,700.80x = 3,225,830.40 × 1,314,892.80
  4. Step 4: Simplify right side
    2,154,700.80x = 4,241,621,166,981.12
  5. Step 5: Solve for x
    x = 4,241,621,166,981.12/2,154,700.80
  6. Step 6: Final answer
    x = 1,968,543.00

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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.