Home / 1,018,039.50-1,404,911.40-559,196.50

Finding the Fourth Proportional to 1,018,039.50, 1,404,911.40 and 559,196.50

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Solution

The fourth proportional to 1,018,039.50, 1,404,911.40 and 559,196.50 is: 771,700.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,039.50 : 1,404,911.40 = 559,196.50 : x
  2. Step 2: Convert to fraction form
    1,018,039.50/1,404,911.40 = 559,196.50/x
  3. Step 3: Cross multiply
    1,018,039.50x = 1,404,911.40 × 559,196.50
  4. Step 4: Simplify right side
    1,018,039.50x = 785,621,527,869.56
  5. Step 5: Solve for x
    x = 785,621,527,869.56/1,018,039.50
  6. Step 6: Final answer
    x = 771,700.44

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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.