Home / 1,249,592.40-1,875,263.40-540,129.60

Finding the Fourth Proportional to 1,249,592.40, 1,875,263.40 and 540,129.60

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Solution

The fourth proportional to 1,249,592.40, 1,875,263.40 and 540,129.60 is: 810,572.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,592.40 : 1,875,263.40 = 540,129.60 : x
  2. Step 2: Convert to fraction form
    1,249,592.40/1,875,263.40 = 540,129.60/x
  3. Step 3: Cross multiply
    1,249,592.40x = 1,875,263.40 × 540,129.60
  4. Step 4: Simplify right side
    1,249,592.40x = 1,012,885,270,136.64
  5. Step 5: Solve for x
    x = 1,012,885,270,136.64/1,249,592.40
  6. Step 6: Final answer
    x = 810,572.53

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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.