Home / 1,658,373.84-2,487,779.63-578,905.83

Finding the Fourth Proportional to 1,658,373.84, 2,487,779.63 and 578,905.83

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Solution

The fourth proportional to 1,658,373.84, 2,487,779.63 and 578,905.83 is: 868,435.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,373.84 : 2,487,779.63 = 578,905.83 : x
  2. Step 2: Convert to fraction form
    1,658,373.84/2,487,779.63 = 578,905.83/x
  3. Step 3: Cross multiply
    1,658,373.84x = 2,487,779.63 × 578,905.83
  4. Step 4: Simplify right side
    1,658,373.84x = 1,440,190,130,838.61
  5. Step 5: Solve for x
    x = 1,440,190,130,838.61/1,658,373.84
  6. Step 6: Final answer
    x = 868,435.15

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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.