Home / 1,585,100.48-2,187,645-887,646.93

Finding the Fourth Proportional to 1,585,100.48, 2,187,645 and 887,646.93

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Solution

The fourth proportional to 1,585,100.48, 2,187,645 and 887,646.93 is: 1,225,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,100.48 : 2,187,645 = 887,646.93 : x
  2. Step 2: Convert to fraction form
    1,585,100.48/2,187,645 = 887,646.93/x
  3. Step 3: Cross multiply
    1,585,100.48x = 2,187,645 × 887,646.93
  4. Step 4: Simplify right side
    1,585,100.48x = 1,941,856,357,241.63
  5. Step 5: Solve for x
    x = 1,941,856,357,241.63/1,585,100.48
  6. Step 6: Final answer
    x = 1,225,068.30

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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.