Home / 1,161,785.65-1,740,154.85-561,487.86

Finding the Fourth Proportional to 1,161,785.65, 1,740,154.85 and 561,487.86

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Solution

The fourth proportional to 1,161,785.65, 1,740,154.85 and 561,487.86 is: 841,012.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,785.65 : 1,740,154.85 = 561,487.86 : x
  2. Step 2: Convert to fraction form
    1,161,785.65/1,740,154.85 = 561,487.86/x
  3. Step 3: Cross multiply
    1,161,785.65x = 1,740,154.85 × 561,487.86
  4. Step 4: Simplify right side
    1,161,785.65x = 977,075,822,795.12
  5. Step 5: Solve for x
    x = 977,075,822,795.12/1,161,785.65
  6. Step 6: Final answer
    x = 841,012.13

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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.