Home / 1,525,802.70-2,105,634.42-837,538.95

Finding the Fourth Proportional to 1,525,802.70, 2,105,634.42 and 837,538.95

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Solution

The fourth proportional to 1,525,802.70, 2,105,634.42 and 837,538.95 is: 1,155,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,802.70 : 2,105,634.42 = 837,538.95 : x
  2. Step 2: Convert to fraction form
    1,525,802.70/2,105,634.42 = 837,538.95/x
  3. Step 3: Cross multiply
    1,525,802.70x = 2,105,634.42 × 837,538.95
  4. Step 4: Simplify right side
    1,525,802.70x = 1,763,550,841,210.66
  5. Step 5: Solve for x
    x = 1,763,550,841,210.66/1,525,802.70
  6. Step 6: Final answer
    x = 1,155,818.40

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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.