Home / 1,525,638.58-2,105,382.45-846,574.90

Finding the Fourth Proportional to 1,525,638.58, 2,105,382.45 and 846,574.90

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Solution

The fourth proportional to 1,525,638.58, 2,105,382.45 and 846,574.90 is: 1,168,274.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,638.58 : 2,105,382.45 = 846,574.90 : x
  2. Step 2: Convert to fraction form
    1,525,638.58/2,105,382.45 = 846,574.90/x
  3. Step 3: Cross multiply
    1,525,638.58x = 2,105,382.45 × 846,574.90
  4. Step 4: Simplify right side
    1,525,638.58x = 1,782,363,937,070.51
  5. Step 5: Solve for x
    x = 1,782,363,937,070.51/1,525,638.58
  6. Step 6: Final answer
    x = 1,168,274.03

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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.