Home / 1,186,710.68-1,781,235.53-845,533.10

Finding the Fourth Proportional to 1,186,710.68, 1,781,235.53 and 845,533.10

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Solution

The fourth proportional to 1,186,710.68, 1,781,235.53 and 845,533.10 is: 1,269,132.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,710.68 : 1,781,235.53 = 845,533.10 : x
  2. Step 2: Convert to fraction form
    1,186,710.68/1,781,235.53 = 845,533.10/x
  3. Step 3: Cross multiply
    1,186,710.68x = 1,781,235.53 × 845,533.10
  4. Step 4: Simplify right side
    1,186,710.68x = 1,506,093,602,907.22
  5. Step 5: Solve for x
    x = 1,506,093,602,907.22/1,186,710.68
  6. Step 6: Final answer
    x = 1,269,132.93

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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.