Home / 1,762,002.90-2,643,004.35-817,218.90

Finding the Fourth Proportional to 1,762,002.90, 2,643,004.35 and 817,218.90

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Solution

The fourth proportional to 1,762,002.90, 2,643,004.35 and 817,218.90 is: 1,225,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,002.90 : 2,643,004.35 = 817,218.90 : x
  2. Step 2: Convert to fraction form
    1,762,002.90/2,643,004.35 = 817,218.90/x
  3. Step 3: Cross multiply
    1,762,002.90x = 2,643,004.35 × 817,218.90
  4. Step 4: Simplify right side
    1,762,002.90x = 2,159,913,107,602.22
  5. Step 5: Solve for x
    x = 2,159,913,107,602.22/1,762,002.90
  6. Step 6: Final answer
    x = 1,225,828.35

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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.