Home / 1,712,969.61-2,569,690.43-575,820.12

Finding the Fourth Proportional to 1,712,969.61, 2,569,690.43 and 575,820.12

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Solution

The fourth proportional to 1,712,969.61, 2,569,690.43 and 575,820.12 is: 863,809.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,969.61 : 2,569,690.43 = 575,820.12 : x
  2. Step 2: Convert to fraction form
    1,712,969.61/2,569,690.43 = 575,820.12/x
  3. Step 3: Cross multiply
    1,712,969.61x = 2,569,690.43 × 575,820.12
  4. Step 4: Simplify right side
    1,712,969.61x = 1,479,679,448,886.35
  5. Step 5: Solve for x
    x = 1,479,679,448,886.35/1,712,969.61
  6. Step 6: Final answer
    x = 863,809.52

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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.