Home / 1,411,044.90-1,947,278.18-766,501.98

Finding the Fourth Proportional to 1,411,044.90, 1,947,278.18 and 766,501.98

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Solution

The fourth proportional to 1,411,044.90, 1,947,278.18 and 766,501.98 is: 1,057,792.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,044.90 : 1,947,278.18 = 766,501.98 : x
  2. Step 2: Convert to fraction form
    1,411,044.90/1,947,278.18 = 766,501.98/x
  3. Step 3: Cross multiply
    1,411,044.90x = 1,947,278.18 × 766,501.98
  4. Step 4: Simplify right side
    1,411,044.90x = 1,492,592,580,580.80
  5. Step 5: Solve for x
    x = 1,492,592,580,580.80/1,411,044.90
  6. Step 6: Final answer
    x = 1,057,792.41

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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.