Home / 3,178,594-4,386,459.72-1,747,810

Finding the Fourth Proportional to 3,178,594, 4,386,459.72 and 1,747,810

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Solution

The fourth proportional to 3,178,594, 4,386,459.72 and 1,747,810 is: 2,411,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178,594 : 4,386,459.72 = 1,747,810 : x
  2. Step 2: Convert to fraction form
    3,178,594/4,386,459.72 = 1,747,810/x
  3. Step 3: Cross multiply
    3,178,594x = 4,386,459.72 × 1,747,810
  4. Step 4: Simplify right side
    3,178,594x = 7,666,698,163,213.20
  5. Step 5: Solve for x
    x = 7,666,698,163,213.20/3,178,594
  6. Step 6: Final answer
    x = 2,411,977.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.