Home / 1,896,957.95-2,617,643.00-1,069,985.81

Finding the Fourth Proportional to 1,896,957.95, 2,617,643.00 and 1,069,985.81

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Solution

The fourth proportional to 1,896,957.95, 2,617,643.00 and 1,069,985.81 is: 1,476,490.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,957.95 : 2,617,643.00 = 1,069,985.81 : x
  2. Step 2: Convert to fraction form
    1,896,957.95/2,617,643.00 = 1,069,985.81/x
  3. Step 3: Cross multiply
    1,896,957.95x = 2,617,643.00 × 1,069,985.81
  4. Step 4: Simplify right side
    1,896,957.95x = 2,800,840,847,207.69
  5. Step 5: Solve for x
    x = 2,800,840,847,207.69/1,896,957.95
  6. Step 6: Final answer
    x = 1,476,490.74

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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.