Home / 1,437,528.60-1,984,427.10-928,479.24

Finding the Fourth Proportional to 1,437,528.60, 1,984,427.10 and 928,479.24

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Solution

The fourth proportional to 1,437,528.60, 1,984,427.10 and 928,479.24 is: 1,281,713.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,528.60 : 1,984,427.10 = 928,479.24 : x
  2. Step 2: Convert to fraction form
    1,437,528.60/1,984,427.10 = 928,479.24/x
  3. Step 3: Cross multiply
    1,437,528.60x = 1,984,427.10 × 928,479.24
  4. Step 4: Simplify right side
    1,437,528.60x = 1,842,499,365,643.40
  5. Step 5: Solve for x
    x = 1,842,499,365,643.40/1,437,528.60
  6. Step 6: Final answer
    x = 1,281,713.19

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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.