Home / 1,403,913.63-1,937,394.95-759,332.28

Finding the Fourth Proportional to 1,403,913.63, 1,937,394.95 and 759,332.28

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Solution

The fourth proportional to 1,403,913.63, 1,937,394.95 and 759,332.28 is: 1,047,875.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,913.63 : 1,937,394.95 = 759,332.28 : x
  2. Step 2: Convert to fraction form
    1,403,913.63/1,937,394.95 = 759,332.28/x
  3. Step 3: Cross multiply
    1,403,913.63x = 1,937,394.95 × 759,332.28
  4. Step 4: Simplify right side
    1,403,913.63x = 1,471,126,520,847.32
  5. Step 5: Solve for x
    x = 1,471,126,520,847.32/1,403,913.63
  6. Step 6: Final answer
    x = 1,047,875.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.