Home / 1,570,365.40-2,166,941.50-882,114.52

Finding the Fourth Proportional to 1,570,365.40, 2,166,941.50 and 882,114.52

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Solution

The fourth proportional to 1,570,365.40, 2,166,941.50 and 882,114.52 is: 1,217,226.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,365.40 : 2,166,941.50 = 882,114.52 : x
  2. Step 2: Convert to fraction form
    1,570,365.40/2,166,941.50 = 882,114.52/x
  3. Step 3: Cross multiply
    1,570,365.40x = 2,166,941.50 × 882,114.52
  4. Step 4: Simplify right side
    1,570,365.40x = 1,911,490,561,140.58
  5. Step 5: Solve for x
    x = 1,911,490,561,140.58/1,570,365.40
  6. Step 6: Final answer
    x = 1,217,226.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.