Home / 1,748,905.40-2,623,358.10-627,087.80

Finding the Fourth Proportional to 1,748,905.40, 2,623,358.10 and 627,087.80

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Solution

The fourth proportional to 1,748,905.40, 2,623,358.10 and 627,087.80 is: 940,631.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748,905.40 : 2,623,358.10 = 627,087.80 : x
  2. Step 2: Convert to fraction form
    1,748,905.40/2,623,358.10 = 627,087.80/x
  3. Step 3: Cross multiply
    1,748,905.40x = 2,623,358.10 × 627,087.80
  4. Step 4: Simplify right side
    1,748,905.40x = 1,645,075,859,541.18
  5. Step 5: Solve for x
    x = 1,645,075,859,541.18/1,748,905.40
  6. Step 6: Final answer
    x = 940,631.70

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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.