Home / 1,118,238.73-1,543,128.70-608,929.93

Finding the Fourth Proportional to 1,118,238.73, 1,543,128.70 and 608,929.93

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Solution

The fourth proportional to 1,118,238.73, 1,543,128.70 and 608,929.93 is: 840,301.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,238.73 : 1,543,128.70 = 608,929.93 : x
  2. Step 2: Convert to fraction form
    1,118,238.73/1,543,128.70 = 608,929.93/x
  3. Step 3: Cross multiply
    1,118,238.73x = 1,543,128.70 × 608,929.93
  4. Step 4: Simplify right side
    1,118,238.73x = 939,657,251,271.99
  5. Step 5: Solve for x
    x = 939,657,251,271.99/1,118,238.73
  6. Step 6: Final answer
    x = 840,301.11

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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.