Home / 1,918,378.08-2,877,565.20-570,535.20

Finding the Fourth Proportional to 1,918,378.08, 2,877,565.20 and 570,535.20

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Solution

The fourth proportional to 1,918,378.08, 2,877,565.20 and 570,535.20 is: 855,802.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,378.08 : 2,877,565.20 = 570,535.20 : x
  2. Step 2: Convert to fraction form
    1,918,378.08/2,877,565.20 = 570,535.20/x
  3. Step 3: Cross multiply
    1,918,378.08x = 2,877,565.20 × 570,535.20
  4. Step 4: Simplify right side
    1,918,378.08x = 1,641,752,236,895.04
  5. Step 5: Solve for x
    x = 1,641,752,236,895.04/1,918,378.08
  6. Step 6: Final answer
    x = 855,802.23

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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.