Home / 1,248,595.60-1,870,128.60-1,027,411.60

Finding the Fourth Proportional to 1,248,595.60, 1,870,128.60 and 1,027,411.60

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Solution

The fourth proportional to 1,248,595.60, 1,870,128.60 and 1,027,411.60 is: 1,538,842.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,595.60 : 1,870,128.60 = 1,027,411.60 : x
  2. Step 2: Convert to fraction form
    1,248,595.60/1,870,128.60 = 1,027,411.60/x
  3. Step 3: Cross multiply
    1,248,595.60x = 1,870,128.60 × 1,027,411.60
  4. Step 4: Simplify right side
    1,248,595.60x = 1,921,391,817,131.76
  5. Step 5: Solve for x
    x = 1,921,391,817,131.76/1,248,595.60
  6. Step 6: Final answer
    x = 1,538,842.37

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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.