Home / 3,155,809.20-4,732,547.40-1,025,962.80

Finding the Fourth Proportional to 3,155,809.20, 4,732,547.40 and 1,025,962.80

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Solution

The fourth proportional to 3,155,809.20, 4,732,547.40 and 1,025,962.80 is: 1,538,565.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,809.20 : 4,732,547.40 = 1,025,962.80 : x
  2. Step 2: Convert to fraction form
    3,155,809.20/4,732,547.40 = 1,025,962.80/x
  3. Step 3: Cross multiply
    3,155,809.20x = 4,732,547.40 × 1,025,962.80
  4. Step 4: Simplify right side
    3,155,809.20x = 4,855,417,581,636.72
  5. Step 5: Solve for x
    x = 4,855,417,581,636.72/3,155,809.20
  6. Step 6: Final answer
    x = 1,538,565.00

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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.