Home / 1,869,085.04-2,579,335.32-1,009,645.12

Finding the Fourth Proportional to 1,869,085.04, 2,579,335.32 and 1,009,645.12

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Solution

The fourth proportional to 1,869,085.04, 2,579,335.32 and 1,009,645.12 is: 1,393,309.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,085.04 : 2,579,335.32 = 1,009,645.12 : x
  2. Step 2: Convert to fraction form
    1,869,085.04/2,579,335.32 = 1,009,645.12/x
  3. Step 3: Cross multiply
    1,869,085.04x = 2,579,335.32 × 1,009,645.12
  4. Step 4: Simplify right side
    1,869,085.04x = 2,604,213,318,681.64
  5. Step 5: Solve for x
    x = 2,604,213,318,681.64/1,869,085.04
  6. Step 6: Final answer
    x = 1,393,309.17

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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.