Home / 1,698,151.94-2,343,510.86-973,139.77

Finding the Fourth Proportional to 1,698,151.94, 2,343,510.86 and 973,139.77

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Solution

The fourth proportional to 1,698,151.94, 2,343,510.86 and 973,139.77 is: 1,342,967.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,151.94 : 2,343,510.86 = 973,139.77 : x
  2. Step 2: Convert to fraction form
    1,698,151.94/2,343,510.86 = 973,139.77/x
  3. Step 3: Cross multiply
    1,698,151.94x = 2,343,510.86 × 973,139.77
  4. Step 4: Simplify right side
    1,698,151.94x = 2,280,563,619,292.90
  5. Step 5: Solve for x
    x = 2,280,563,619,292.90/1,698,151.94
  6. Step 6: Final answer
    x = 1,342,967.95

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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.