Home / 1,762,312.60-2,644,343.70-697,389.40

Finding the Fourth Proportional to 1,762,312.60, 2,644,343.70 and 697,389.40

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Solution

The fourth proportional to 1,762,312.60, 2,644,343.70 and 697,389.40 is: 1,046,430.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,312.60 : 2,644,343.70 = 697,389.40 : x
  2. Step 2: Convert to fraction form
    1,762,312.60/2,644,343.70 = 697,389.40/x
  3. Step 3: Cross multiply
    1,762,312.60x = 2,644,343.70 × 697,389.40
  4. Step 4: Simplify right side
    1,762,312.60x = 1,844,137,266,336.78
  5. Step 5: Solve for x
    x = 1,844,137,266,336.78/1,762,312.60
  6. Step 6: Final answer
    x = 1,046,430.28

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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.