Home / 1,417,105.60-2,128,935.20-974,737.60

Finding the Fourth Proportional to 1,417,105.60, 2,128,935.20 and 974,737.60

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Solution

The fourth proportional to 1,417,105.60, 2,128,935.20 and 974,737.60 is: 1,464,360.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,105.60 : 2,128,935.20 = 974,737.60 : x
  2. Step 2: Convert to fraction form
    1,417,105.60/2,128,935.20 = 974,737.60/x
  3. Step 3: Cross multiply
    1,417,105.60x = 2,128,935.20 × 974,737.60
  4. Step 4: Simplify right side
    1,417,105.60x = 2,075,153,187,403.52
  5. Step 5: Solve for x
    x = 2,075,153,187,403.52/1,417,105.60
  6. Step 6: Final answer
    x = 1,464,360.30

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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.