Home / 1,065,281.80-1,595,298.30-708,363.40

Finding the Fourth Proportional to 1,065,281.80, 1,595,298.30 and 708,363.40

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Solution

The fourth proportional to 1,065,281.80, 1,595,298.30 and 708,363.40 is: 1,060,799.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,281.80 : 1,595,298.30 = 708,363.40 : x
  2. Step 2: Convert to fraction form
    1,065,281.80/1,595,298.30 = 708,363.40/x
  3. Step 3: Cross multiply
    1,065,281.80x = 1,595,298.30 × 708,363.40
  4. Step 4: Simplify right side
    1,065,281.80x = 1,130,050,927,802.22
  5. Step 5: Solve for x
    x = 1,130,050,927,802.22/1,065,281.80
  6. Step 6: Final answer
    x = 1,060,799.99

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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.