Home / 1,254,656.70-1,881,985.05-455,964.30

Finding the Fourth Proportional to 1,254,656.70, 1,881,985.05 and 455,964.30

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Solution

The fourth proportional to 1,254,656.70, 1,881,985.05 and 455,964.30 is: 683,946.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,656.70 : 1,881,985.05 = 455,964.30 : x
  2. Step 2: Convert to fraction form
    1,254,656.70/1,881,985.05 = 455,964.30/x
  3. Step 3: Cross multiply
    1,254,656.70x = 1,881,985.05 × 455,964.30
  4. Step 4: Simplify right side
    1,254,656.70x = 858,117,995,933.72
  5. Step 5: Solve for x
    x = 858,117,995,933.72/1,254,656.70
  6. Step 6: Final answer
    x = 683,946.45

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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.