Home / 1,045,679.60-1,569,685.80-977,153.60

Finding the Fourth Proportional to 1,045,679.60, 1,569,685.80 and 977,153.60

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Solution

The fourth proportional to 1,045,679.60, 1,569,685.80 and 977,153.60 is: 1,466,820.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,679.60 : 1,569,685.80 = 977,153.60 : x
  2. Step 2: Convert to fraction form
    1,045,679.60/1,569,685.80 = 977,153.60/x
  3. Step 3: Cross multiply
    1,045,679.60x = 1,569,685.80 × 977,153.60
  4. Step 4: Simplify right side
    1,045,679.60x = 1,533,824,130,338.88
  5. Step 5: Solve for x
    x = 1,533,824,130,338.88/1,045,679.60
  6. Step 6: Final answer
    x = 1,466,820.36

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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.