Home / 1,559,246.61-2,151,737.61-870,928.26

Finding the Fourth Proportional to 1,559,246.61, 2,151,737.61 and 870,928.26

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Solution

The fourth proportional to 1,559,246.61, 2,151,737.61 and 870,928.26 is: 1,201,868.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,246.61 : 2,151,737.61 = 870,928.26 : x
  2. Step 2: Convert to fraction form
    1,559,246.61/2,151,737.61 = 870,928.26/x
  3. Step 3: Cross multiply
    1,559,246.61x = 2,151,737.61 × 870,928.26
  4. Step 4: Simplify right side
    1,559,246.61x = 1,874,009,092,653.86
  5. Step 5: Solve for x
    x = 1,874,009,092,653.86/1,559,246.61
  6. Step 6: Final answer
    x = 1,201,868.31

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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.