Home / 1,776,055.12-2,662,417.32-865,038.40

Finding the Fourth Proportional to 1,776,055.12, 2,662,417.32 and 865,038.40

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Solution

The fourth proportional to 1,776,055.12, 2,662,417.32 and 865,038.40 is: 1,296,746.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,055.12 : 2,662,417.32 = 865,038.40 : x
  2. Step 2: Convert to fraction form
    1,776,055.12/2,662,417.32 = 865,038.40/x
  3. Step 3: Cross multiply
    1,776,055.12x = 2,662,417.32 × 865,038.40
  4. Step 4: Simplify right side
    1,776,055.12x = 2,303,093,218,625.09
  5. Step 5: Solve for x
    x = 2,303,093,218,625.09/1,776,055.12
  6. Step 6: Final answer
    x = 1,296,746.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.