Home / 1,815,785.60-2,723,386.80-553,319.60

Finding the Fourth Proportional to 1,815,785.60, 2,723,386.80 and 553,319.60

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Solution

The fourth proportional to 1,815,785.60, 2,723,386.80 and 553,319.60 is: 829,890.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,785.60 : 2,723,386.80 = 553,319.60 : x
  2. Step 2: Convert to fraction form
    1,815,785.60/2,723,386.80 = 553,319.60/x
  3. Step 3: Cross multiply
    1,815,785.60x = 2,723,386.80 × 553,319.60
  4. Step 4: Simplify right side
    1,815,785.60x = 1,506,903,294,821.28
  5. Step 5: Solve for x
    x = 1,506,903,294,821.28/1,815,785.60
  6. Step 6: Final answer
    x = 829,890.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.