Home / 1,710,312.60-2,563,865.10-646,069.80

Finding the Fourth Proportional to 1,710,312.60, 2,563,865.10 and 646,069.80

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Solution

The fourth proportional to 1,710,312.60, 2,563,865.10 and 646,069.80 is: 968,498.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,312.60 : 2,563,865.10 = 646,069.80 : x
  2. Step 2: Convert to fraction form
    1,710,312.60/2,563,865.10 = 646,069.80/x
  3. Step 3: Cross multiply
    1,710,312.60x = 2,563,865.10 × 646,069.80
  4. Step 4: Simplify right side
    1,710,312.60x = 1,656,435,812,383.98
  5. Step 5: Solve for x
    x = 1,656,435,812,383.98/1,710,312.60
  6. Step 6: Final answer
    x = 968,498.87

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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.