Home / 1,853,287.20-2,779,930.80-523,591.20

Finding the Fourth Proportional to 1,853,287.20, 2,779,930.80 and 523,591.20

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Solution

The fourth proportional to 1,853,287.20, 2,779,930.80 and 523,591.20 is: 785,386.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,287.20 : 2,779,930.80 = 523,591.20 : x
  2. Step 2: Convert to fraction form
    1,853,287.20/2,779,930.80 = 523,591.20/x
  3. Step 3: Cross multiply
    1,853,287.20x = 2,779,930.80 × 523,591.20
  4. Step 4: Simplify right side
    1,853,287.20x = 1,455,547,303,488.96
  5. Step 5: Solve for x
    x = 1,455,547,303,488.96/1,853,287.20
  6. Step 6: Final answer
    x = 785,386.80

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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.