Home / 1,590,909.40-2,195,455.32-875,517.40

Finding the Fourth Proportional to 1,590,909.40, 2,195,455.32 and 875,517.40

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Solution

The fourth proportional to 1,590,909.40, 2,195,455.32 and 875,517.40 is: 1,208,214.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,909.40 : 2,195,455.32 = 875,517.40 : x
  2. Step 2: Convert to fraction form
    1,590,909.40/2,195,455.32 = 875,517.40/x
  3. Step 3: Cross multiply
    1,590,909.40x = 2,195,455.32 × 875,517.40
  4. Step 4: Simplify right side
    1,590,909.40x = 1,922,159,333,582.57
  5. Step 5: Solve for x
    x = 1,922,159,333,582.57/1,590,909.40
  6. Step 6: Final answer
    x = 1,208,214.20

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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.