Home / 1,590,836.02-2,195,349.62-865,683.52

Finding the Fourth Proportional to 1,590,836.02, 2,195,349.62 and 865,683.52

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Solution

The fourth proportional to 1,590,836.02, 2,195,349.62 and 865,683.52 is: 1,194,641.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,836.02 : 2,195,349.62 = 865,683.52 : x
  2. Step 2: Convert to fraction form
    1,590,836.02/2,195,349.62 = 865,683.52/x
  3. Step 3: Cross multiply
    1,590,836.02x = 2,195,349.62 × 865,683.52
  4. Step 4: Simplify right side
    1,590,836.02x = 1,900,477,976,855.47
  5. Step 5: Solve for x
    x = 1,900,477,976,855.47/1,590,836.02
  6. Step 6: Final answer
    x = 1,194,641.03

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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.