Home / 1,402,306.60-2,103,459.90-655,810.60

Finding the Fourth Proportional to 1,402,306.60, 2,103,459.90 and 655,810.60

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Solution

The fourth proportional to 1,402,306.60, 2,103,459.90 and 655,810.60 is: 983,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,306.60 : 2,103,459.90 = 655,810.60 : x
  2. Step 2: Convert to fraction form
    1,402,306.60/2,103,459.90 = 655,810.60/x
  3. Step 3: Cross multiply
    1,402,306.60x = 2,103,459.90 × 655,810.60
  4. Step 4: Simplify right side
    1,402,306.60x = 1,379,471,299,094.94
  5. Step 5: Solve for x
    x = 1,379,471,299,094.94/1,402,306.60
  6. Step 6: Final answer
    x = 983,715.90

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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.