Home / 1,866,435.26-2,574,305.53-1,407,569.17

Finding the Fourth Proportional to 1,866,435.26, 2,574,305.53 and 1,407,569.17

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Solution

The fourth proportional to 1,866,435.26, 2,574,305.53 and 1,407,569.17 is: 1,941,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,435.26 : 2,574,305.53 = 1,407,569.17 : x
  2. Step 2: Convert to fraction form
    1,866,435.26/2,574,305.53 = 1,407,569.17/x
  3. Step 3: Cross multiply
    1,866,435.26x = 2,574,305.53 × 1,407,569.17
  4. Step 4: Simplify right side
    1,866,435.26x = 3,623,513,098,188.51
  5. Step 5: Solve for x
    x = 3,623,513,098,188.51/1,866,435.26
  6. Step 6: Final answer
    x = 1,941,408.40

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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.