Home / 1,881,388.04-2,596,320.42-1,021,941.32

Finding the Fourth Proportional to 1,881,388.04, 2,596,320.42 and 1,021,941.32

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Solution

The fourth proportional to 1,881,388.04, 2,596,320.42 and 1,021,941.32 is: 1,410,281.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,388.04 : 2,596,320.42 = 1,021,941.32 : x
  2. Step 2: Convert to fraction form
    1,881,388.04/2,596,320.42 = 1,021,941.32/x
  3. Step 3: Cross multiply
    1,881,388.04x = 2,596,320.42 × 1,021,941.32
  4. Step 4: Simplify right side
    1,881,388.04x = 2,653,287,117,157.75
  5. Step 5: Solve for x
    x = 2,653,287,117,157.75/1,881,388.04
  6. Step 6: Final answer
    x = 1,410,281.70

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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.