Home / 1,242,301.84-1,714,366.02-698,440

Finding the Fourth Proportional to 1,242,301.84, 1,714,366.02 and 698,440

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Solution

The fourth proportional to 1,242,301.84, 1,714,366.02 and 698,440 is: 963,841.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,301.84 : 1,714,366.02 = 698,440 : x
  2. Step 2: Convert to fraction form
    1,242,301.84/1,714,366.02 = 698,440/x
  3. Step 3: Cross multiply
    1,242,301.84x = 1,714,366.02 × 698,440
  4. Step 4: Simplify right side
    1,242,301.84x = 1,197,381,803,008.80
  5. Step 5: Solve for x
    x = 1,197,381,803,008.80/1,242,301.84
  6. Step 6: Final answer
    x = 963,841.29

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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.