Home / 1,186,707.52-1,637,253.53-670,385.98

Finding the Fourth Proportional to 1,186,707.52, 1,637,253.53 and 670,385.98

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Solution

The fourth proportional to 1,186,707.52, 1,637,253.53 and 670,385.98 is: 924,905.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,707.52 : 1,637,253.53 = 670,385.98 : x
  2. Step 2: Convert to fraction form
    1,186,707.52/1,637,253.53 = 670,385.98/x
  3. Step 3: Cross multiply
    1,186,707.52x = 1,637,253.53 × 670,385.98
  4. Step 4: Simplify right side
    1,186,707.52x = 1,097,591,808,865.58
  5. Step 5: Solve for x
    x = 1,097,591,808,865.58/1,186,707.52
  6. Step 6: Final answer
    x = 924,905.08

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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.