Home / 1,358,272.50-1,875,990.69-904,776.18

Finding the Fourth Proportional to 1,358,272.50, 1,875,990.69 and 904,776.18

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Solution

The fourth proportional to 1,358,272.50, 1,875,990.69 and 904,776.18 is: 1,249,640.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,272.50 : 1,875,990.69 = 904,776.18 : x
  2. Step 2: Convert to fraction form
    1,358,272.50/1,875,990.69 = 904,776.18/x
  3. Step 3: Cross multiply
    1,358,272.50x = 1,875,990.69 × 904,776.18
  4. Step 4: Simplify right side
    1,358,272.50x = 1,697,351,690,213.76
  5. Step 5: Solve for x
    x = 1,697,351,690,213.76/1,358,272.50
  6. Step 6: Final answer
    x = 1,249,640.03

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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.