Home / 1,709,607.60-2,562,337.80-761,972.40

Finding the Fourth Proportional to 1,709,607.60, 2,562,337.80 and 761,972.40

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Solution

The fourth proportional to 1,709,607.60, 2,562,337.80 and 761,972.40 is: 1,142,034.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,607.60 : 2,562,337.80 = 761,972.40 : x
  2. Step 2: Convert to fraction form
    1,709,607.60/2,562,337.80 = 761,972.40/x
  3. Step 3: Cross multiply
    1,709,607.60x = 2,562,337.80 × 761,972.40
  4. Step 4: Simplify right side
    1,709,607.60x = 1,952,430,683,076.72
  5. Step 5: Solve for x
    x = 1,952,430,683,076.72/1,709,607.60
  6. Step 6: Final answer
    x = 1,142,034.40

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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.