Home / 1,820,985.16-2,513,019-994,102.81

Finding the Fourth Proportional to 1,820,985.16, 2,513,019 and 994,102.81

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Solution

The fourth proportional to 1,820,985.16, 2,513,019 and 994,102.81 is: 1,371,894.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,985.16 : 2,513,019 = 994,102.81 : x
  2. Step 2: Convert to fraction form
    1,820,985.16/2,513,019 = 994,102.81/x
  3. Step 3: Cross multiply
    1,820,985.16x = 2,513,019 × 994,102.81
  4. Step 4: Simplify right side
    1,820,985.16x = 2,498,199,249,483.39
  5. Step 5: Solve for x
    x = 2,498,199,249,483.39/1,820,985.16
  6. Step 6: Final answer
    x = 1,371,894.35

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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.